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Unit 2 Review

AB
Sustainibilityan equal mixture of abiotic and biotic factors
Symbiosisinteraction between members of two different species that live together in close association
Predationwhen one organism consumes another
Competitionwhen two or more organisms compete for the SAME resource
Nutrientchemicals needed by living things and are continually cycles through the ecosystem
Eutrophicationthe natural growth of algae caused by an increase in the amount if molecules that come from living things
Great Lakes Water Quality Control AgreementCountries have to work to restore the chemicals back into the water
Enviromental Farm Plansfarms are said to strip crop to reduce phosphates
Pesticipes and By-lawsto BAN pesticides by home owners
Photosynthesisthe conversion of solar energy, to chemical energy in the form of food (glucose)
Autotrophsself feeder, make own energy from the sun
PhotosynthesisCO2 + H2O-->Light Energy C6 H2O6 + 6O2+ 6H2O
Oceanproduces 30% of the earths photosynthesis
Trophic Levelis a category of organisms that is defined by how the organisms gain energy
Bioaccumulationoccurs when toxins are ingested at a faster rate than they are eliminated by an organism
Biomagnificationis the increase in the concentration of a toxin as it moves from one trophic level to another
Green House gasesco2, methane, h2o
Green house Effectthe warming of the earth as a result of green house gases, which trap some of the energy that would otherwise leave earth
Fossil Fuelsoil/petrolium, natural gas, coal
Kyoto Protocolsigned in 180 countries to reduce emission of greenhouse gases by planting trees
Protecting Existing Forests2008 Ontario says it will be protecting its boreal forests
Recycling programsdecreasing carbon admissions because less energy is need ti make something from recycled then new materials (blue bin)
Landfills installed with pipes to collect methane gaspipes to collect it, and burn it for energy
Acid Rainformed by fossil fuels



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