Since 2013, annual emissions of a banned chlorofluorocarbon (CFC) have increased by around 7,000 tonnes from eastern China, according to new research.
from Top Technology News -- ScienceDaily https://www.sciencedaily.com/releases/2019/05/190522141808.htm
from Top Technology News -- ScienceDaily https://www.sciencedaily.com/releases/2019/05/190522141808.htm
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