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The Natural Setting
Ecology is the study of the interaction between organisms and their environment. In this Lesson, well explore the environmental factors that affect living things.
Well look at the physical factors that shape the environment: temperature, wind, the availability of water, and the makeup of rocks and soil. Then well investigate the worlds climate regions and see how altitude affects local weather conditions.
Our planet is divided into nine major terrestrial biomes, from the driest deserts to the humid rainforests. Well look at all these habitats and learn about their characteristics. Finally, well explore both freshwater and marine biomes and study their special features.