What Are Ecosystems? Crash Course Geography

The video explores the biosphere, focusing on ecosystems, energy flow, and nutrient cycles. It discusses how energy from the sun drives photosynthesis, leading to net primary production, and how ecosystems are classified into biomes based on productivity. The video also highlights the importance of nutrient cycles and the impact of deforestation on ecosystems, emphasizing the need for sustainable practices.

Discuss the importance of biodiversity in ecosystems.

What are the consequences of deforestation on energy flows and nutrient cycles?

How do human activities impact ecosystems, particularly in tropical rainforests?

What are some sustainable agricultural practices mentioned in the text?