Extinction is a natural selection process. Should humans strive to preserve a representative sample of all biomes or aquatic zones? Why should humans be concerned with the extinction rate?
sci - Ms. Sue, Thursday, October 20, 2011 at 12:33pm
Absolutely! Once something is extinct, it's gone forever. Humans have a duty to the earth to preserve as much as possible. It's also been argued that we do not know how valuable these plants and animals might be to people and the planet in the future.
sci - ronnew, Thursday, October 20, 2011 at 12:38pm
In the 1980s a popular environmental slogan was "Reduce, Reuse and Recycle" and now "Go Green," is a popular message. Consider the Reusable Grocery Bags sold in markets everywhere. What are the pros and cons that you see in this latest trend? Give examples of the potential environmental impact.
sci - Ms. Sue, Thursday, October 20, 2011 at 12:51pm
I gave you my opinion for the previous question. Now it's YOUR turn. I'll be glad to comment on your answer.