The conversion of forested areas into non-forested areas is called ....

The percentage of forest cover recommended by the National Forest Policy $(1988)$ is

Which of the following are the main harmful effects of deforestation?
$I.$ Increase in carbon dioxide concentration in atmosphere
$II.$ Loss of biodiversity due to habitat destruction
$III.$ Disturbance in hydrologic cycle
$IV.$ Desertification
Which of the statements given above are correct?

Explain deforestation.

What do you mean by reforestation?

At the beginning of the $20^{th}$ century,forests covered about $......\%$ of the total land area of India,and by the end of the century,this had shrunk to $........\%$.