Elusive intermediate compound discovered in atmospheric chemistry

Physicists have identified a long-missing piece in the puzzle of exactly how fossil fuel combustion contributes to air pollution and a warming climate. Performing...

Optimal walking, cycling speeds to reduce air pollution inhalation

Cyclists should be riding at speeds between 12 and 20 kilometers per hour on city roads, while pedestrians should be moving at two to...

Indian roadside refuse fires produce toxic rainbow

The first toxicity measurements of roadside garbage fires in India highlight the unhealthy nature of a common practice, report researchers.

Air pollution linked to blood vessel damage in healthy young adults

Fine particulate matter air pollution may be associated with blood vessel damage and inflammation among young, healthy adults, according to new research.

World’s largest study shows effects of long-term exposure to air pollution and traffic noise...

Long-term exposure to air pollution is linked to a greater incidence of high blood pressure, according to the largest study to investigate the effects...

Semi-volatile organic compounds diffuse between atmospheric particles

Semi-volatile organic compounds can readily diffuse into the billions of tiny atmospheric particles that inhabit the air, easily moving among them, researchers have discovered....

Reducing ammonia pollution from cattle

Improved barn design, cleaning processes, and manure treatment could reduce ammonia emissions from commercial dairy cattle barns by 17 to 50%, according to a...

Wind patterns in lowest layers of supercell storms key to predicting tornadoes

Wind patterns in the lowest 500 meters of the atmosphere near supercell thunderstorms can help predict whether that storm will generate a tornado, report...

Calcium deficient fauna and brown water awaiting

Calcium deficient fauna, poor conditions for freshwater fish and mercury in the drinking water is the long-term consequences of acid rain in the 70's...

92% of the world’s population exposed to unsafe levels of air pollution

A new WHO air quality model confirms that 92% of the world's population lives in places where air quality levels exceed WHO limits. Some...

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Cook Inlet gas pipeline leak is a hazard and must be repaired, feds say.

"The annual side-scan sonar or multi-beam echo-sounder survey, or both, that Hilcorp currently performs, do not provide sufficient information to determine whether there are...

The key role of forests in meeting climate targets requires science for credible mitigation

Figure 2 compares the historical LULUCF trend from our analysis with three other well-known global LULUCF data sets: (i) latest country reports to UNFCCC (refs 13,15,16,20); (ii) FAOSTAT...

Europe’s coal power is going up in smoke — fast.

The long goodbye for coal in Europe is accelerating as the cost of shifting to green energy plunges. The most important business stories of the...

The Keystone XL pipeline wins a battle, but faces a new war.

After a nearly decade-long fight over its construction—which grew to include three states, two provinces, several indigenous tribes, tens of thousands of activists, and...