How can we help to reduce greenhouse gases when using computers?
举一反三
- 中国大学MOOC: We can try to reduce the amount of greenhouse gases that we put the atmosphere.
- If we try, most of us can do our part to reduce the amount of greenhouse gases that we put into the atmosphere.
- Why should we reduce the amount of greenhouse gases that we put into the air?
- Answer the following questions according to the passage.Why should we reduce the amount of greenhouse gases that we put into the air?Because the greenhouse gases and make the earth warmer.
- We should reduce the amount of greenhouse gases because it trap ______ in the atmosphere and makes the earth _______.