1. What chemical that disintegrates the ozone?
2. Give one substance that can replace ozone-depleting substance.
3. It can damage the atmosphere and can create an ozone hole, resulting to global warming, what is it?
4. Global warming has affected many parts of the earth. give one effect of global warming.
5. What is the process that absorbs infrared radiation and forms a "heat blanket" around the earth?

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