Illegal CFC emissions have stopped since scientists raised alarm
17
votes
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In agricultural giant Brazil, a new and growing hazard: The illegal trade in pesticides
5 votes -
More evidence points to China as source of ozone-depleting gas
8 votes -
Ozone hole mystery: China insulating chemical said to be source of rise
16 votes -
Scientists race to find who is pumping dangerous gas CFC-11 (depletes ozone and a greenhouse gas) into the atmosphere
14 votes -
Someone, somewhere, is making a banned chemical that destroys the ozone layer, scientists suspect
13 votes