biodegradable ecology habitat (72 more) evaporate mortality rate CK.SCI.ENG.SE.1.Human-Biology-Ecology.15 community Environment birth rate aesthetics ultimate cause gigajoule carnivores extinct fossil fuels species decomposers Diversity acidity consumers terrestrial net primary productivity carrying capacity calorie Genes doubling time food chain camouflage proximate cause endangered ecologists biological diversity demographers recycle cycle giga CFCs acid rain mutualism omnivores niche dehydrate open water joule immigration global warming abiotic emigration Global change competition food web biotic melanin ethics precipitation ecological pyramid population greenhouse gas producers mimicry resource greenhouse effect glossary organism nature reserves watershed herbivores Biological community aerobic respiration groundwater host organism human community parasite photosynthesis predation carbonification

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