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Solar energy output of India is reduced significantly by air pollution

Physics World

Air pollution in India is reducing the energy output of some solar panels as much as 52%. That is the conclusion of researchers who have modelled the effects of particulate pollution on solar irradiance in 2001–2018. Having abundant insolation, the country was ranked fifth in the world for solar energy capacity in 2020.

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Carbon dioxide as an air pollutant

Environment, Law, and History

The archival record of its early years reveals the extent to which efforts to measure atmospheric carbon dioxide concentrations interacted closely with one of the most hotly debated political issues of the mid-twentieth century: urban air pollution. NIWA's Baring Head monitoring station (Dave Allen).

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Measurement and Monitoring Methods for Air Toxics and Contaminants of Emerging Concern in the Atmosphere grants

Environmental News Bits

EPA’s Science to Achieve Results Program (STAR) awarded over $4 million to seven universities to advance air measurement and monitoring methods for air toxics and contaminants of emerging concern in the atmosphere.

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Groups Urge DEP To Temporarily Halt Operations At Shell Petrochemical Plant In Beaver County; File 2nd Notice Of Intent To Sue For Air Pollution Violations

PA Environment Daily

On February 17, the Clean Air Council and the Environmental Integrity Project sent a letter to the Department of Environmental Protection urging the state to temporarily halt operations at a Shell plastics chemical plant in Beaver County that has repeatedly violated air pollution limits and recently released plumes of black smoke for several hours.

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Cutting ammonia emissions may be the best way to reduce air pollution

New Scientist

Emissions of ammonia can lead to tiny particles in the air that damage our health, but many countries have no policies on limiting its release into the atmosphere

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University Of Pittsburgh, Allegheny Conservation District Study Links Pittsburgh Urban Soil Contamination To Historical Air Pollution, Inversions

PA Environment Daily

On August 16, researchers at the University of Pittsburgh and Allegheny County Conservation District released a study linking contamination in Pittsburgh’s urban soils to historical air pollution emissions and atmospheric inversions. Urban soils are known to contain various harmful contaminants that pose health risks.

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NHDES Updates to Env-A 1400 Rule: Regulated Toxic Air Pollutants

Capaccio

The New Hampshire Department of Environmental Services (NHDES) recently updated the Administrative Rule Env-A 1400: Regulated Toxic Air Pollutants (RTAPs). The rule sets ambient air limits (AALs) on listed RTAPs that are emitted into the atmosphere. link] . .