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In the 1960s climate change was not really a significant concern, not even amongst environmentalists – this was despite the fact that the Swedish scientist Svante Arrhenius in 1896 was the first to claim that emissions from fossilfuels might eventually result in enhanced global warming.
The 2024 State of the Air report I work every day on topics related to air in my role as a Senior ClimateScientist at UCS, through my volunteer grassroots work, and because I want to be a well-informed resident in the San Joaquin Valley. come from burning fossilfuels and pesticide use, and ultrafine particles (PM0.1)
It was a familiarly stark report card on the world’s progress on cutting emissions from the IPCC, which has been monitoring climate change since 1988. Despite the panel’s regular reports about the consequences of burning fossilfuels, between 1990 and 2019 global emissions rose 54 percent and they are still rising.
EPA of a 2015 rule barring replacement of ozone-depleting substances with hydrofluorocarbons (HFCs), which are powerful greenhouse gases. Circuit vacated the 2015 rule to the extent that it prohibited continued use of HFCs by companies that previously switched to HFCs from an ozone-depleting substance. In Mexichem , the D.C.
EPA Administrator Michael Regan announced that the agency will rewrite a Trump administration regulation that limited state’s ability to block pipeline and fossilfuel export facilities under the Clean Water Act. Climate Change Forces Brutal Choices at National Parks – The New York Times. What to Save?
For example, recent attention has focused on tightening the National Ambient Air Quality Standards (NAAQS) for ozone smog, which is formed by atmospheric reactions on volatile organic compounds (VOCs) and nitrogen oxides (NOx). º C, viewed by climatescientists as a critical threshold to avoid catastrophic impacts.
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