Tag Archive | "scientific concern"

Please Tell Me The Answers? Thank U For Who Will Be Answer….?


1. what is an ecological niche ? give an ex?
2. describe six characteristics shared by all ecosystem?
3. how does energy move in ecosystem?
4. why doesn’t trash decompose in a modern landfill?
5. what is the ozone layer ? where is it located? why is it important to life on earth?
6. what is the ozone hole? how hav government responded to the discovery of the ozone hole?
7.why is ozone in the stratosphere considered beneficial whereas ozone at ground level is not?
8.what is acid rain? what steps would have to be taken to solve the acid rain problem?
9. why is the greenhouse effect a current areas of scientific concern when the earth has had carbon dioxide ,methane, and water vapor for several billion years?

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