Question

Deforestation leads to less precipitation.give reason

Answer 1

Deforestation leads to less precipitation because deforestation is the cutting down of trees .A large amount of water vapour goes from the leaves of trees and If tree are decreasing transpiration also decreases
Transpiration--Loss of water from leaves of trees
As a result precipitation ie, rain decreases

Answer 2

Less Forest, Less Rain: Deforestation Reduces Tropical Rainfall. ... For hundreds of years, researchers have debated whether vegetation increases rainfall. It's well-known that plants put moisture back into the air via evapotranspiration, the process by which leaves return water vapor to the atmosphere.