Nutrient enrichment of a lake will cause

Provide the full names for the following abbreviations:
$(i)$ $HFC$
$(ii)$ $CFC$

Match the following important dates/events related to environmental issues in India:
$A$. $2002$
$B$. $1$ April $2005$
$I$. Bharat Stage $II$ applicable to all automobiles in the country.
$II$. All buses of Delhi were converted to run on $CNG$.

The Kyoto Protocol was endorsed at:

$A$ - $BOD$ is a measure of the organic matter present in the water.
$R$ - The lower the $BOD$ of water,the lower is its polluting potential.

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