US
Improving environment is the top priority of the government, says PM Imran
Non-essential lights in homes and other buildings were switched off between 8:30pm and 9:30pm
Candles were lit to express the determination to make the world pollution free
Earth Hour will see millions of people across 180 countries turn off their lights at 8:30 pm local time
Event comes after some of the direst warnings yet on the state of Earth's natural habitat and species
Notification on ban of plastic bags issued only a few days earlier by home department
Millions in 187 countries will turn off their lights at 8.30pm local time tonight
Lights of the Parliament will be switched off between 8.30 pm to 9.30 pm to mark ‘Earth Hour’
Event held at 8:30pm around the world to promote climate change awareness
The purpose of celebrating Earth Hour was to create awareness about hazards of environmental degradation