"It is not clear who is behind the emissions, even if they could be roughly located to East Asia, according to an article published in the journal Nature.
The rise means that someone is either making the banned compound or they are the result of byproducts which have not been reported as required, Dr Montzka said."
It amazes me that in 2018 scientists can't determine the origins with absolute certainty.
"... they believe is originating from around China, Mongolia and the Korean peninsula."
I am not a scientist, I don't study our planet's ozone layer, so I can even less tell than them.
Any theory, and idea I might have has less wings in the air than reality facts.
Meltdown of nuclear reactor plants, pollution in highly populated areas, ocean's contamination, the rise from toxic water on the surface of Earth into the atmosphere in many parts of the globe, ...I just don't know.
Hawaii is experiencing volcanic activity, underground fissures for the last couple weeks.
People are being told to stay inside and close the windows due to high toxicity level, and no mask can help.
And today:
https://www.nytimes.com/2018/05/17/us/eruption-volcano-hawaii-kilauea.html
If I was living in China I would be living high up in the mountains, away from heavy populated areas, or on an island surrounded with beauty and clean air and water. Russia? ...In a remote forest, south-west, a small village of musicians. :b
* Extra:
https://www.bloomberg.com/news/arti...secutive-month-world-warmer-than-20th-century