Climate: Could 'Dr. Strangelove' idea be an option?

A controversial idea to brake global warming, first floated by the father of the hydrogen bomb, is affordable and technically feasible, but its environmental impact remains unknown, a trio of US scientists say.

Vehicles, not farms, are likely source of smog-causing ammonia

Agriculture has long been blamed for smog-causing ammonia in the atmosphere, but vehicle tailpipes actually are a more important source of ammonia's contribution to the haze that hovers over big cities, according to new research ...

As Dubai hosts climate talks, its air pollution soars

Dubai's glitzy skyline was obscured by a blanket of smog rated as "unhealthy" on Sunday as thousands of delegates attended a COP28 conference dedicated to the harmful effects of air pollution.

Scientists trace particulate air pollution to its source

(Phys.org)—Scientists at the University of California, Davis, have, for the first time, developed a system that can determine which types of air particles that pollute the atmosphere are the most prevalent and most toxic.

New emissions standards would fuel shift from coal to natural gas

Tougher EPA air-quality standards could spur an increased shift away from coal and toward natural gas for electricity generation, according to a new Duke University study. Complying with stricter regulations on sulfur dioxide, ...

Tracking down particulates

Wood-burning stoves are enjoying a surge in popularity. But burning biomass releases fine dust particles that are hazardous to health. Consequently, new legal limits for particulate emissions from such stoves were introduced ...

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