MS NOW

Greenhouse gas levels at record high: WMO report

Global greenhouse gas levels–which contribute to climate change–are rising, hitting a record high in 2012, according to a new study.

Diesel trucks and cars pass windmills along the 10 freeway near Banning, California.
Diesel trucks and cars pass windmills along the 10 freeway near Banning, California.Getty Images

Traci Lee