Environmental Science 15th Edition by Scott Spoolman,Tyler Miller

تمرين 8

What is the key concept for this section? Describe three ways in which scientists study ecosystems. Explain why we need much more basic data about the structure and condition of the world's ecosystems. Distinguish between the Holocene and Anthropocene eras. List nine planetary boundaries that scientists have identified. Which three of these boundaries have already been exceeded, according to these scientists? What are this chapter's three big ideas ? How are the three scientific principles of sustainability showcased in tropical rain forests?