What good is it if all of the historical cities and natural beauty in China are covered by haze?

Loopholes in the Montreal Protocol may need to be tightened, researchers say.

Air pollution exposure contributes to one in eight deaths around the globe, according to WHO estimates.

Electronics giant announces it will compensate workers relocating to China for the poor quality of air they will have to breathe.

While it ranks high on the gross scale, peeing in a pool has never been considered hazardous. A study, however, uncovers health effects.

Bringing nature into the workplace can give you a bit more energy and reduce stress.

Skeptics question whether China can grow its economy and fight emissions. The truth is, it has no choice.

A new report from the American Lung Association finds that nearly 148 million Americans breathe unhealthy air.

A new study by WHO finds that air pollution has worsened since 2011, signaling increased health risks for city dwellers.

This high tech billboard can do the work of 1,200 trees, scrubbing the air of pollutants.

Chilean soccer fans are urged do the unthinkable and kindly step away from their grills due to worsening air quality levels in Santiago.

Oregon's Silver Falls State Park is a wonderland of rivers, streams, rainforest and cascading water.

A new initiative in India will employ up to 300,000 youths in an effort to improve air quality and provide opportunities to the unemployed.

By adding tiny nanoparticles of titanium dioxide, our clothes could become air purifiers — or so they say.

Your health is influence by the humidity of your home so pick the right machine for your home and your needs.

The Gogoro Smartscooter doesn't have a plug; Instead, you swap batteries at a GoStation and you are on your way.

Research found no major difference in asthma rates of inner-city kids and those in other communities.

Dozens of cities throughout the country have either banned or limited fireworks displays due to the threat of heavy pollution.

Since its release last Saturday, the film on China's crippling pollution has been viewed over 100 million times.

It's well-known that secondhand smoke is bad for our health, but it's also dangerous for our furry friends.

The WELL standard picks up where LEED and other standards fear to tread.

Prime Minister Modi's efforts aimed at tackling local air pollution, but the whole world stands to benefit.

The soot that covers statues and buildings makes even more smog, eventually hitting our lungs.

Air pollutants are linked with heart disease, lung disease and other serious afflictions that have long-term impacts.

Paris gives cars the boot on this popular thoroughfare one day a month to promote clean air and exploring the city on foot.

PVC puts out a lot of nasty stuff when it burns, and it's probably still in the soot.

It's a breakthrough that scientists around the world have been pursuing for years.

A new study says commuting to work by car may be far more harmful to your health than previously believed.

China's most polluted cities have made strides in reducing air pollution, but there's still work to be done.

Preference for "cleaner" male trees and plants in urban settings may trigger extra sneezing and wheezing. That's botanical sexism, says Thomas Ogren.

This is what London's air would look like without cars.

Some cities outside the U.S. are banning school drop-offs by car. They say it saves time — and lives.

This NASA image highlights wildfires, hurricanes and dust storms to show off the Earth's air quality.

The air inside your home can be more polluted than the air outside. Want cleaner air? Here are 11 natural ways to clean your indoor air without using chemicals.

Five of the best 7 months for Beijing air quality have occurred since last summer.

A 'capped inversion' trapped air pollutants near the ground.

Falling levels of air pollution have resulted in a drop in California's dense tule fog.

Meet 15 rare animal species whose futures could be determined — for better or worse — in 2015.

The biggest rodent to ever stalk the Earth lived about 3 million years ago — and it used its large front teeth the way today's elephants use their tusks.

A new study suggests that dark matter from the galactic plane may have been what really killed the dinosaurs — and it may one day threaten us.

Re-wilding nature is always controversial, as evidenced by the conflicting views in North Carolina over the reintroduction of the red wolf.

Death by acid was the fate of the sea monsters that perished in Earth's biggest mass extinction, some 251 million years ago.

Sudan and two females of his subspecies are under constant surveillance in Kenya, but it may not be enough to save the northern white rhino from extinction.

Scientists have found structures that resemble an emu's red blood cells, and others that look like collagen, inside 75 million-year-old dinosaur bones.

Biologists map Earth's mammal diversity in a parallel universe without human civilization.

Here's a graphical glimpse at America's most endangered wildlife, where they live and how many are left.

It's no Jurassic Park, but a flea stuck in amber for 20 million years may still shed light on the Black Death.

Seeds found during an archaeological dig on First Nations land revive a long-lost varietal.

Single roots can have thousand-dollar price tags, attracting poachers into protected lands, so what makes ginseng so valuable?

Just like 'Jurassic Park,' except with flowers instead of dinosaurs.