NPR News: Banned, Ozone-Depleting Chemical Is Still Being Produced Somewhere, Scientists Say

Banned, Ozone-Depleting Chemical Is Still Being Produced Somewhere, Scientists Say
Trichlorofluoromethane, or CFC-11, hurts the ozone layer and was supposed to have been phased out of production by 2010. Supposedly. But NOAA scientists say CFC-11 emissions began to rise after 2012.

Đọc thêm tại NPR
at May 18, 2018 at 02:01AM
Health & Science