The dolphin found in Chilka lake is

Who attempted to put a price tag on nature's life-support services?

According to the representation of global biodiversity proportions for the number of species of major taxa of vertebrates,select the appropriate option for the labels $X$,$Y$,and $Z$ in the given figure.

The forests play an important role in the well-being of seven billion inhabitants of the world,of which ........... people directly depend on forests for their livelihood.

In India,temperate evergreen forests are found in .......

Where is the greatest genetic diversity found in agricultural crops?