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Ozone hole mystery: China insulating chemical said to be source of rise Bhagyashree Mulashiya credit to BBC news 7/8/2018 11:27:57 PM The Environmental Investigations Agency (EIA) found widespread use of CFC-11 in China, even though the chemical was fully banned back in 2010. Scientists have been extremely puzzled by the mysterious rise in emissions. But this report suggests the key source is China's home construction industry. Just two months ago, researchers published a study showing that the expected decline in the use of CFC-11 after it was completely banned eight years ago had slowed to a crawl.

Ozone hole mystery: China insulating chemical said to be source of rise

Bhagyashree Mulashiya credit to BBC news 7/8/2018 11:27:57 PM

The Environmental Investigations Agency (EIA) found widespread use of CFC-11 in China, even though the chemical was fully banned back in 2010. Scientists have been extremely puzzled by the mysterious rise in emissions. But this report suggests the key source is China's home construction industry. Just two months ago, researchers published a study showing that the expected decline in the use of CFC-11 after it was completely banned eight years ago had slowed to a crawl.