Jhum cultivation is prevalent in $.................$.

Why is $CNG$ a better option than diesel?

Match the following columns:

Column-$I$	Column-$II$
$(a)$ Environment Act	$(1)$ $1974$
$(b)$ The Air Act	$(2)$ $1987$
$(c)$ The Water Act	$(3)$ $1986$
$(d)$ Amendment in The Air Act	$(4)$ $1981$

The Chipko movement is related to the conservation of forests in:

Which processes were included in the integrated organic farming by Ramesh Chandra Dagar,a farmer from Sonipat,Haryana?
$I-$ Bee-keeping
$II-$ Dairy management
$III-$ Water harvesting
$IV-$ Composting
$V-$ Chemical fertilizers
$VI-$ Chemical pesticides

Which of the following conferences obtained commitments from different countries for reducing overall greenhouse gas emissions to a level $5\%$ below $1990$ levels by $2008-2012$?