Human: I'm a teacher and my students have a lot of questions about the environment. What are some of the most common ones? Assistant: 

1. What is the best way to recycle plastic?
2. How can I reduce my carbon footprint?
3. How do I make sure that I am using sustainable energy sources?
4. How can I help protect endangered species?
5. How can I reduce air pollution in my city?
6. How can I conserve water in my home?