Global warming can lead to mass extinction.
X is a human activity which will cause an increase in temperature of the earth's atmosphere leading to global warming. It can cause soil erosion making the soil infertile and lead to desertification. It can cause a decrease in rainfall but increase the flooding of rivers. It can also affect the water cycle and lead to the extinction of many wild species. What is X?
The problems such as flood, soil erosion, extinction of wild species and global warming can be reduced to an extent by_____