The Albert Team

Introduction to Biodiversity Biodiversity is a cornerstone of environmental stability. It represents the variety of … Read more

Understanding Food Chains and Food Webs Food chains and food webs represent essential models in … Read more

Energy Flow and the 10% Rule Introduction Energy drives every ecosystem on Earth. In AP® … Read more

Trophic Levels Explained Introduction Trophic levels serve as an essential framework for understanding how energy … Read more

Introduction Primary productivity lies at the heart of ecological studies in AP® Environmental Science. It refers to … Read more

Introduction The hydrologic cycle steps, sometimes called the water cycle, are one of the most … Read more

Introduction Phosphorus is a critical element that supports life by helping organisms build the molecules … Read more

Introduction The nitrogen cycle is one of the most essential processes supporting life on Earth. … Read more

Introduction Carbon plays an essential role in supporting life on Earth. It forms the backbone … Read more

Introduction Aquatic biomes cover the majority of Earth’s surface and serve as habitats for diverse … Read more