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Smoke from Australian Wildfires Thinned Ozone Layer, Study Finds

Yale E360

Smoke from bushfires that spread across Australia in late 2019 and early 2020 destroyed high-altitude ozone in the Southern Hemisphere, according to a study that offers new insight into the threat posed by wildfires. Read more on E360 ?.

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Australia's Massive Wildfires Shredded the Ozone Layer--Now Scientists Know Why

Scientific American

Smoke from the catastrophic 2019–2020 fires in Australia unleashed ozone-eating chlorine molecules into the stratosphere

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Delivery Vans are Going Electric: Where and Why

Union of Concerned Scientists

Medium- and heavy-duty vehicles (MHDVs), like the big rigs on our highways and the vans that deliver our packages, make up just over 1 in 10 of the vehicles on our roads, but are responsible for over half of ozone-forming nitrogen oxide pollution and lung-damaging fine particulate pollution from on-road vehicles.

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Deciphering the ‘SPM AR6 WG1’ code

Real Climate

In addition, ozone depletion higher up in the stratosphere has caused a cooling high up in the atmosphere. Wm 2 over the period 1750-2019 because we have added extra greenhouse gases into Earth’s atmosphere. We humans have emitted a total of about 2390 gigatons of CO 2 over the period 1850-2019.

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The CO2 problem in six easy steps (2022 Update)

Real Climate

For some parts of the spectrum, the IR can be either absorbed by CO 2 or by water vapour or by clouds, but taking those overlaps into account we find that 50% of the greenhouse effect is from water vapour, 25% from clouds, and about 20% from CO 2 and the rest absorbed by ozone, aerosols, and other trace gases ( Schmidt et al, 2010 ).

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Lake Erie’s Failed Algae Strategy Hurts Poor Communities the Most

Circle of Blue

After the 2014 shutdown Toledo spent $53 million to install an ozone treatment system at the city’s drinking water plant to safeguard customers from algal toxins, said Andrew McClure, the plant’s administrator. Then there is the ongoing cost of putting that equipment to work. and they have largely failed outside of tribal courts.

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Air District Targets Southern California Logistics Industry

Clean Energy Law

The Basin does not meet the state or federal ambient air quality standards for ozone and particulate matter, and existing regulations have to date proved insufficient to bring the Basin into compliance. The SCAQMD is requesting stakeholder feedback on the discussion draft rule by December 6, 2019. 20, 2019). [6] Looking Forward.

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