\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
\usepackage[T1]{fontenc}        % Without this we get weird character replacements
\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{wkcheezy}
\pdfinfo{
  /Title (science-ecology-review.pdf)
  /Creator (Cheatography)
  /Author (wkcheezy)
  /Subject (Science Ecology Review Cheat Sheet)
}

% Lengths and widths
\addtolength{\textwidth}{6cm}
\addtolength{\textheight}{-1cm}
\addtolength{\hoffset}{-3cm}
\addtolength{\voffset}{-2cm}
\setlength{\tabcolsep}{0.2cm} % Space between columns
\setlength{\headsep}{-12pt} % Reduce space between header and content
\setlength{\headheight}{85pt} % If less, LaTeX automatically increases it
\renewcommand{\footrulewidth}{0pt} % Remove footer line
\renewcommand{\headrulewidth}{0pt} % Remove header line
\renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit
% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
\newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns
\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
\definecolor{HeadBackground}{HTML}{333333}
\definecolor{FootBackground}{HTML}{666666}
\definecolor{TextColor}{HTML}{333333}
\definecolor{DarkBackground}{HTML}{0DA317}
\definecolor{LightBackground}{HTML}{F7FCF7}
\renewcommand{\familydefault}{\sfdefault}
\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Science Ecology Review Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{wkcheezy} via \textcolor{DarkBackground}{\uline{cheatography.com/18772/cs/2133/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}wkcheezy \\
  \uline{cheatography.com/wkcheezy} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Published 25th May, 2014.\\
   Updated 10th May, 2016.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{3}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Biosphere}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{The biosphere is the area around the Earth where life can exist within the lithosphere, the atmosphere and the hydrosphere.The biosphere is a closed(nothing enters/leaves except light energy), self-regulated(maintains sustainable living conditions on it's own) system consisting of all life on Earth.The supply of resources for a living thing to survive(water, space and nutrients) is limited, thus it puts a limit on the number of individuals of a certain species that can live.% Row Count 10 (+ 10)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Ecosystems and their Variances}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{An ecosystem is all of the living organisms(biotic) that share a region and interact with each other and their non-living(abiotic) environment. Ecosystems can vary in; size, location, climate, biotic and abiotic factors and whether they are terrestrial(on land) or aquatic(in water).Large ecosystems can include many smaller ecosystems.% Row Count 7 (+ 7)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Photosynthesis}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Photosynthesis is the process in which green plants convert light energy from the Sun into chemical energy(sugar).The cell in the plant that does this process is called the chloroplast and it contains a special, green chemical called chlorophyll that capture the light energy and turn it, along with water from the soil and carbon dioxide from the air, into energy for the plant as well as oxygen(O2).The formula for this is transformation is CO2 and H2O though light energy into C6H12O6+O2.% Row Count 10 (+ 10)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Food Chain}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/wkcheezy_1401026041_food-chain-jpe.jpg}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Food Chains illustrate who eats whom in an ecosystem.It also shows how energy passes through an ecosystem.All organisms continually use and release energy to their environment, meaning that energy is continuously lost from all levels of the food chain.Food chains are rarely longer than 4 organisms as energy available decreases quickly.Only 10\% of the energy that is gained by the first organism is passed on to the second organism, and so on.}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Pyramid of Energy}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/wkcheezy_1401028338_pyramid_1.png}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Illustrates energy loss and transfer between trophic levels.Species in the highest trophic levels have less energy available to them than the species near the bottom.}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Water Cycle}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{The water cycle first starts off in the process of either evaporation or \seqsplit{transpiration.Evaporation} is the process where a liquid, in this case water, changes from a liquid state to a gaseous state.The gas then rises up and goes into the air.Transpiration is where a plant absorbs water from the soil and as the water reaches the leaves, some of it evaporates and goes into the air.The cycle moves on through condensation which is where the water vapour gained through evaporation or transpiration becomes cooler and turns back into a liquid.This liquid then falls to the earth as \seqsplit{precipitation.Precipitation} can be either snow, hail or rain.This precipitation then collects on either the surface soil and then flows to the lakes and oceans as rivers or it can collect underground as groundwater.% Row Count 16 (+ 16)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.84149 cm} x{3.13551 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Biotic and Abiotic Limiting Factors and Influences}}  \tn
% Row 0
\SetRowColor{LightBackground}
Limiting Factors & Any factors that limits the size of a population \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
Abiotic Limiting Factor & A non-living limiting factor(ex:access to water) \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
Biotic Limiting Factor & A living limiting factor(ex:availability of food) \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
Abiotic Infleuences & Ability to survive(light, H2O, nutrients, O2, temperature, soil, acidity, salinity) \tn 
% Row Count 10 (+ 4)
% Row 4
\SetRowColor{LightBackground}
Biotic Influences & Interactions between species(food, light, space, mates) \tn 
% Row Count 13 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Biodiversity}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Biodiversity is the variety of life found in an area.It is often measured by counting the number of species in a specific ecosystem.% Row Count 3 (+ 3)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.64241 cm} x{3.33459 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Ex-situ and In-situ Conservation}}  \tn
% Row 0
\SetRowColor{LightBackground}
Ex-situ Conservation & This conservation method is when we remove that species from their natural habitat.This method is used when a specie's habitat is threatened or no longer exists or if the existing population is extremely small. \tn 
% Row Count 9 (+ 9)
% Row 1
\SetRowColor{white}
In-situ Conservation & This conservation method is focused on conserving the species in their natural habitat. \tn 
% Row Count 13 (+ 4)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.34379 cm} x{3.63321 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Effects of Acid Rain}}  \tn
% Row 0
\SetRowColor{LightBackground}
Soil & Burn skin of Earthworm and increases the soil's acidity(lowers the pH) \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
\seqsplit{Vegetation} & Damages the waxy coating that protects leaves from infection and affects plants roots' ability to absorb nutrients \tn 
% Row Count 7 (+ 4)
% Row 2
\SetRowColor{LightBackground}
Water & Makes bodies of water more acidic(lowers the pH) \tn 
% Row Count 9 (+ 2)
% Row 3
\SetRowColor{white}
Aquatic Animals & Dissolves the shells of shellfish \tn 
% Row Count 11 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Stewardship}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{A good steward is someone who manages any sort of resource wisely.An environmental steward means taking care of our natural resources to ensure that they are used in sustainable way for current and future generations.This includes; \newline % Row Count 5 (+ 5)
\textgreater{}Reducing the amount of resources we use \newline % Row Count 6 (+ 1)
\textgreater{}Reusing items instead of throwing them away \newline % Row Count 7 (+ 1)
\textgreater{}Recycling used items% Row Count 8 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{0.9954 cm} x{3.9816 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Soil Types}}  \tn
% Row 0
\SetRowColor{LightBackground}
Sandy Soil & Large sand particles, permit root growth and air pockets, permit water to drain away quickly, carrying essential nutrients away from roots, less fertile than loam soil \tn 
% Row Count 6 (+ 6)
% Row 1
\SetRowColor{white}
Loam Soil & Has rock particles, has pockets that hold air or water, lots of humus, drains well without drying out, most fertile soil \tn 
% Row Count 10 (+ 4)
% Row 2
\SetRowColor{LightBackground}
Clay Soil & Small particles packed tightly together, plant roots do not grow well, block root growth and trap water, making soil wet, least fertile soil \tn 
% Row Count 15 (+ 5)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{p{0.4577 cm} p{0.4577 cm} p{0.4577 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{3}{x{5.377cm}}{\bf\textcolor{white}{The 3 Spheres}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{Lithosphere:Is the Earth's solid, rocky outer shell.Consists of rocks and minerals that make up the mountains, oceans and all of Earth's solid landscape.Ranges from about 50 to 150 km in thickness down from the surface.} \tn 
% Row Count 5 (+ 5)
% Row 1
\SetRowColor{white}
\mymulticolumn{3}{x{5.377cm}}{Atmosphere:Is the layer of gases that surround the Earth.This layer is critical to life on Earth as it moderates surface temperatures by acting like a blanket, it blocks some incoming solar radiation, such as ultraviolet(UV) rays, and prevents excessive heating during the day and cooling during the night.} \tn 
% Row Count 12 (+ 7)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{3}{x{5.377cm}}{Hydrosphere:Is all of the water on Earth(both solid, liquid and gas form).It includes; Clouds, groundwater, ice, lakes and oceans.} \tn 
% Row Count 15 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}---}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Population, Community and Ecosystem.}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{A population is all individuals of the same species living in an ecosystem.A community is all individuals from all the populations.An ecosystem is made up of a community and it's interactions with abiotic features.% Row Count 5 (+ 5)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Cellular Respiration}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Cellular Respiration is a process in which the plant uses the stored energy(sugar) and O2 produced in photosynthesis and it converts and releases it as CO2, H2O and energy.The plant is able to use this released energy for cellular functions such as; movement, growth and reproduction.The formula for this equation is C6H12O6+O2 into CO2, H20 and energy.Both plants and animals undergo cellular respiration.% Row Count 9 (+ 9)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Study Note:The Cellular Respiration formula is the exact reverse of the Photosynthesis formula.}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Food Webs}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/wkcheezy_1401026841_link_10_food_web_song.jpg}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Food webs are more accurate, but still an incomplete way to illustrate interactions between organisms in an ecosystem.They are useful to figure what may happen when a species is removed from or added to an ecosystem.The arrows indicate the direction of energy flow in both a food web and food chain.Food webs are highly complex, with consumers feeding on many different species.}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Pyramid of Numbers}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/wkcheezy_1401028468_716px-Pyramid_of_numbers.png}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Shows the number of individuals of all populations in each trophic level.}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Water Cycle Example}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/wkcheezy_1401035373_2013.08.28.img-Stefanie-Blog.jpg}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Carbon Cycle Example}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/wkcheezy_1401035723_carbon_cycle_diagram_ucar_620x600.jpg}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Nitrogen Cycle}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{The first step for the nitrogen cycle is for special bacteria in the soil to convert nitrogen from the atmosphere into forms that plants can use (nitrates, nitrites and ammonia).This process is called nitrogen fixation.The plants absorb the nitrates/nitrites through their roots and use it.When they die or, if they get eaten, the consumer dies, the nitrogen is released back into the atmosphere.The bacteria get the new nitrogen and the cycle continues.% Row Count 10 (+ 10)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Extinction}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Extinction is a natural process, which involves an entire species to be wiped out.Only catastrophic events can cause extinction, such as an asteroid impact or a massive volcano eruption.These are very rare so the number of species that are extinct  is low.% Row Count 6 (+ 6)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Invasive,Endemic and Indicator Species}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{An invasive species is a species which is not native to the ecosystem and causes harm to that ecosystem.An endemic species is a species whose habitat is restricted to a particular area or space on the globe.An indicator species is sensitive to slight environmental changes and therefore serves as an early warning indicator for things such as global warming or chemical changes.% Row Count 8 (+ 8)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Oil Spills}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Happen when an oil tanker or rig leaks and releases oil into the body of water.Since oil is toxic and is slow to break down, takes a long time to clean up.Harms wildlife that lives in ocean and surrounding land.% Row Count 5 (+ 5)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Natural Resources}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Natural Resources(wood, water, etc) are gained from ecosystems that have an abundance of that certain resource.% Row Count 3 (+ 3)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Urban Forests}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{They are forests growing in old buildings that are either natural or man-designed.They; \newline % Row Count 2 (+ 2)
\textgreater{}Remove excess carbon from the atmosphere \newline % Row Count 3 (+ 1)
\textgreater{}Reduce energy consumption by providing shade \newline % Row Count 4 (+ 1)
\textgreater{}Help slow run-off of water from rainstorms \newline % Row Count 5 (+ 1)
\textgreater{}Protect soils from erosion and filter chemicals from water and air \newline % Row Count 7 (+ 2)
\textgreater{}Provide a tourist attraction and are enjoyable to look at and be around.% Row Count 9 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Biotic Factors}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Biotic factors are the living components of an ecosystem.They include; organisms, organism remains (decomposing remains) and waste produces (feces).Abiotic factors are the nonliving components of an ecosystem.They include; air, minerals, sun, temperature, water, wind, etc.% Row Count 6 (+ 6)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.53827 cm} x{2.43873 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Abiotic vs Biotic}}  \tn
% Row 0
\SetRowColor{LightBackground}
Abiotic: & Biotic: \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Non-living & Living \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
Have never lived & Have lived before \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
Are not dead & Can be dead \tn 
% Row Count 4 (+ 1)
% Row 4
\SetRowColor{LightBackground}
Are not parts of living things & Can be parts of living things \tn 
% Row Count 6 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Sustainability}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Most ecosystems are self-regulating or \seqsplit{sustainable.Sustainability} is the ability to maintain natural ecological conditionswithout interruption, weakening or loss of value.% Row Count 4 (+ 4)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Producers and Consumers}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{A producer is a name given to an organism that photosynthesize.These organisms are critical to ecosystems as most energy that organisms other than producers(consumers) comes from producers.A consumer is a name given to an organism that cannot photosynthesize and therefore must eat other organisms (producers or other consumers) to survive.% Row Count 7 (+ 7)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Energies}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Thermal Energy:keeps the Earth's surface warm, but it cannot provide organisms with the energy they need to grow and function.} \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Light Energy:Can be used by some organisms, but it cannot be stored and is not available in the night.} \tn 
% Row Count 6 (+ 3)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Chemical Energy:Is used by all organisms to perform functions, including movement, growth and reproduction.} \tn 
% Row Count 9 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Niches}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Every species uniquely interacts with other species and with it's own environment.These interactions define the ecological job or niche of a species.A species niche includes;what it eats, what eats it and how it behaves.% Row Count 5 (+ 5)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Trophic Levels}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Trophic Level or feeding level describes the position of an organism along a food chain.% Row Count 2 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Pyramid of Biomass}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/wkcheezy_1401028309_biomass-upright-pyramid.jpeg}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Shows the total mass of organisms in each trophic level(normally producers have the greatest biomass).}  \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Basics of Biochemical Cycles}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{The particles that make up matter cannot be created nor destroyed, only cycled.This means that all water and nutrients must be produced or obtained from chemicals that already exist in the environment.This happens in a series of cycles in which chemicals are continuously consumed, rearranged, stored and used.Since these cycles involve organisms (bio) and occur as Earth (geo) processes, they are called biogeochemical cycles.These cycles are the Water, Carbon and Nitrogen cycles.% Row Count 10 (+ 10)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{The Carbon Cycle}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Carbon moves through both the biotic and abiotic parts of an ecosystem.The first step in this process is when plants pull carbon from the atmosphere through photosynthesis.These plants are then eaten by consumers.The plant's carbon is passed to the consumer when it eats the plant.The consumer, after time, dies and gets decomposed.The carbon is released back into the atmosphere.Another way for carbon to get released is through cellular respiration.% Row Count 10 (+ 10)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Nitrogen Cycle Example}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/wkcheezy_1401036350_nitrogen-cycle-diagram.jpg}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Biomes}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{A biome is a large region defined by climate(precipitation and temperature) with a specific set of abiotic/biotic features.% Row Count 3 (+ 3)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.4931 cm} x{3.4839 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Level of Risk}}  \tn
% Row 0
\SetRowColor{LightBackground}
Extinct & No longer exists on Earth \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
Extirpated & No longer exists in a specific area \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
Endangered & May become extirpated or extinct \tn 
% Row Count 5 (+ 2)
% Row 3
\SetRowColor{white}
Threatened & May become endangered \tn 
% Row Count 6 (+ 1)
% Row 4
\SetRowColor{LightBackground}
Special Concern & May become threatened or endangered \tn 
% Row Count 8 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Keystone Species}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{A keystone species is a species that when added or removed from an ecosystem leads to major changes in abundance or occurrence of at least one other species.% Row Count 4 (+ 4)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Acid Rain}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Emissions and pollutants coming from factories and cars are combining with water vapour to form acid rain.We can reduce acid rain by putting limits on emissions and install special scrubbers, which cleanse the emissions to remove most of the nitrogen and sulphur, which causes acid rain.% Row Count 6 (+ 6)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Protecting Endangered Species}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{The plans to protect endangered species involves; \newline % Row Count 1 (+ 1)
\textgreater{}Governments, industries and communities working together \newline % Row Count 3 (+ 2)
\textgreater{}Identifying the specific causes of the problem. \newline % Row Count 4 (+ 1)
\textgreater{}Developing specific plans to fix the problems. \newline % Row Count 5 (+ 1)
\textgreater{}Monitoring conditions to check that the actions taken are working.% Row Count 7 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Soil Profile}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{p{5.377cm}}{\vspace{1px}\centerline{\includegraphics[width=5.1cm]{/web/www.cheatography.com/public/uploads/wkcheezy_1401043790_Soil Profile.jpg}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}