The per capita forest area in India is ......... (in $ha$)

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

Write critical notes on the following:
$(a)$ Eutrophication
$(b)$ Biological magnification
$(c)$ Groundwater depletion and ways for its replenishment

Where is the $Forest$ $Research$ $Institute$ $(FRI)$ located?

More than $70\%$ of the world's freshwater is contained in $............$.

$A$: $A$ few toxic substances often present in industrial waste waters undergo biological magnification.
$R$: $A$ toxic substance can easily be metabolised or excreted by an organism.