Question

construction of dams submerge large area of forest how does it affect to green hose effect

Answer 1

We also construct many dams in many places of India so we break up trees and dig the places deep so it caused global warming and causes earth quake, drought some times floods so we don't get any thing from nature so we die from some disease

Answer 2

When dams are built large areas of forests are submerged. When this submerged vegetation undergoes anaerobic respiration, it releases gases like methane and CO2 which are greenhouse gases. Thus it contributes to greenhouse effect.