Front Cover:

On 140 acres of unused land on Nellis Air Force Base, Nevada, U.S.A.,
a solar photovoltaic array generate 15 megawatts of solar power for the
base and supply more than 25 percent of the power used at the base. This
ground-mounted solar system employs an advanced sun tracking system,
and the system contains approximately 70,000 solar panels.

OR

Photo of a wind farm near Nagercoil in Tamil Nadu

Back Cover:

Summer fruit: Lychee tree

Front inside cover:

Cartoon

Back inside cover:

Many Himalayan glaciers are melting and receding due to climate change
and global warming caused by human activity in recent times. A photo of
the Karakoram range in the Himalayas.