The Government of India has introduced a concept to work closely with local communities for the protection and management of forests,which is called:

The warm Peruvian current that appears every $5$ to $8$ years off the coast of South America in the eastern Pacific is known as:

Consider the following reasons for the massive fish mortality observed in a lake near a village within a few days:
$(1)$ Excessive use of urea and phosphate fertilizers in nearby crops.
$(2)$ Spraying of $DDT$ using aircraft.
$(3)$ The lake water turned green and foul-smelling.
$(4)$ Initial decrease in phytoplankton in the lake leads to a maximum decrease in photosynthesis.
Which of the above reasons are responsible for the massive fish mortality?

At the beginning of the $20^{th}$ century,forests covered about $.....P.....$ of the land in India. By the end of the century,this had shrunk to $.....Q.....$.

In which year was the Joint Forest Management $(JFM)$ scheme introduced in India?

What is the raw material for polyblend?