Ozone hole mystery: Illegal sales of insulating chemical in China found to be source of rising CFC-11

By Matt McGrath 8 July 2018 (BBC News) – Cut-price Chinese home insulation is being blamed for a massive rise in emissions of a gas, highly damaging to the Earth’s protective ozone layer. The Environmental Investigations Agency (EIA) found widespread use of CFC-11 in China, even though the chemical was fully banned back in 2010. […]

Graph of the Day: NOAA annual greenhouse gas index (AGGI), 1700-2015

30 April 2016 (NOAA) – The annual greenhouse gas index (AGGI) is a measure of the warming influence of long-lived trace gases and how that influence is changing each year. The index was designed to enhance the connection between scientists and society by providing a normalized standard that can be easily understood and followed. The […]

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