Question
Explain the causes of global warming. Why is it a warning to mankind?
✓
Answer
- Emission of greenhouse gases, absorb IR radiation from earth’s surface/emit it again to earth, the cycle continues, till the earth’s surface has no long wave radiations to emit.
- Deleterious changes in the environment, odd climatic changes, melting of polar/Himalayan ice caps, rise in sea level, flooding/submerging of coastal areas.
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