Local emissions amplify regional haze and particle growth

New particle formation (NPF) is a major source of aerosol particles in the global atmosphere. In polluted megacities, such as Beijing, the role of new particle formation events and their contribution to haze formation through ...

Climate crisis on back-burner as pandemic threat looms

Economic shock waves from the coronavirus outbreak have curbed carbon pollution from China and beyond, but hopes for climate benefits from the slowdown are likely to be dashed quickly, experts say.

Clean air taxis cut pollution in New York City, study finds

New York City Clean Air Taxi rules are successful in cutting emissions and reducing air pollution, according to a new study by researchers at the Columbia University Mailman School of Public Health and Drexel University. ...

Calif. delays cap and trade

(AP) -- California regulators on Wednesday said they would give power plants, refineries and other major polluters another year to comply with a new state program that provides financial incentives to emit fewer greenhouse ...

On the right track for quieter rail infrastructure

The EU QUIET-TRACK project offers a noise reduction and track monitoring system which is demonstrated to be a valuable and cost effective resource for rail infrastructure planning authorities.

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