12: Ecology Last updated Save as PDF Page ID592 Contributed by CK12CK12 12.1: Ecology Overview12.2: Ecological Organization12.3: Population12.4: Population Growth Patterns12.5: Population Growth Limits12.6: Human Population12.10: Ecosystems12.11: Habitat and Niche12.12: Biome12.13: Terrestrial Biomes12.14: Aquatic Biomes12.15: Biosphere12.16: Producer12.17: Consumers and Decomposers12.18: Food Chain12.19: Energy Flow12.20: Succession12.21: Water Cycle12.22: Carbon Cycle12.23: Nitrogen Cycle12.24: Air Pollution12.25: Indoor Air Pollution12.26: Health Hazards of Air Pollution12.27: Water Pollution12.28: Preserving Water Sources12.29: Renewable Resources12.30: Nonrenewable Resources12.31: Conservation12.32: Habitat Destruction12.33: Importance of Biodiversity12.34: Mass Extinction12.7: Competition12.8: Predation12.9: Symbiosis