The mask was a piece of black carbon paper with two holes in it for eyes.

Today, the majority of black carbon emissions are from developing countries and this trend is expected to increase.

Hansen has also contributed toward the understanding of black carbon on regional climate.

The plant material itself is converted to black carbon.

Another albedo-related effect on the climate is from black carbon particles.

He could see black carbon where the Sidewinder had fired off the rail.

- Black carbon on snow is important (warming) and needs further assessment.

Black carbon emissions directly absorb energy when suspended in the atmosphere.

"I found some black carbon particles embedded in the skin samples.

Recent studies have suggested that black carbon may be responsible for 30-50 percent of observed warming in the Arctic.

Its products also address the emerging issue of black carbon, now recognised as a significant factor in global warming.

As a scientist, Novakov is known for his black carbon, air quality, and climate change research.

"Enough pressure can convert black carbon into diamond," Arlo said.

However some research shows that black carbon will increase global warming, being second only to CO.

A large circle of black carbon and glass marked where the intense blast had erupted.

No more ink on the hands from handling slimy black carbons.

What remains is a black carbon mesh that is two-thirds empty space.

Black carbon smoke swirled and danced in sudden thick atmosphere.

That means cuts in methane and black carbon take effect quickly, though CO2 remains the larger problem.

"Black carbon has such a powerful, harmful effect on human health that the benefits are vast, trillions of dollars."

An interactive chart shows how many deaths per 100,000 people 14 control measures for black carbon and methane would prevent in each country.

A significant biological production of black carbon has recently been identified, especially under moist tropical conditions.

Diamonds containing black carbon inclusions have been laser-drilled since the 1970s.

Countries with more bright surfaces from ice and snow generally see bigger improvements because black carbon has a particularly strong impact in these environments.

China and India have recently increased their emissions of black carbon corresponding to their rapid development.