Ozone
Science
Researchers reveal NO2 emission reductions during first lockdown were lower than previously thought, amidst warnings ozone levels actually increased
13 January 2021
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Legislation
UK businesses which produce or trade products containing harmful gases will need to register online in event of no-deal
12 February 2019
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Climate change
Latest assessment of the state of the ozone layer suggests it is on track to be fully repaired by the 2060s
06 November 2018
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Risk
The restoration of the ozone hole, which blocks harmful radiation, will be delayed by decades if fast-rising emissions of dichloromethane are not curbed
28 June 2017
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Legislation
New standards will lower the legal limit of the smog-causing pollutant from 75ppb to 70ppb
05 October 2015
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Science
Research identifies unexpectedly high levels of carbon tetrachloride in the atmosphere more than 25 years after Montreal Protocol
21 August 2014
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Climate change
Thousands of tonnes of CFCs still being released into atmosphere, as NASA warns scientists that they are underestimating warming impact of CO2
10 March 2014
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Climate change
Presidents Barack Obama and Xi Jinping end summit with deal to cooperate on limiting the production and consumption of HFC gases
10 June 2013
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