Sfaw DuBay Environmental Science Student Edition 1999c |
Common terms and phrases
abiotic factors activity adapted affect agriculture amount animals aquifers atmosphere atom bacteria benthic zone biomass biome biosphere called carbon cause CHAPTER chemicals climate climax community coal coniferous forest consumers convergent evolution coral crops cycle data table deciduous deciduous forest desert Earth ecosystem energy environment environmental example Explain farming feed Figure fish flow food web fossil fuels fresh water graph grass grasslands grow habitat heat human population hydrosphere hypothesis increase industrial insects interactions lakes land layer lichens lithosphere million minerals needs neritic zone niche nitrogen nuclear nutrients observations ocean organisms oxygen percent Petri dish photic zone plants pollution prairie predators predict problem producers radioactive rain forest rainfall recycled reef rock salt marshes savanna scientists SECTION REVIEW sediments society soil species steppe stream sunlight survive temperature test tube tion trees trophic level tundra types wastes wetlands Write zone