Provides an introduction to Earth's biomes, explaining how they are communities of living organisms shaped by climate and geography. Key factors influencing biomes include light and water availability ...

Discusses desert biomes, highlighting their unique characteristics, such as extreme temperatures, lack of water, and diverse adaptations of plants and animals. It explains how deserts are formed by ...

The land bridge created by mantle-driven uplift gave early primates and other animals opportunities to branch out.