Major greenhouse gases in the air are accumulating faster than in the past despite efforts to curtail their growth.
... ) measured over the past 800,000 years. Knowledge about the relationship between greenhouse gases and the temperature in the Earth’s climate history will help scientists develop models of future ...
... addresses a pressing need for simple, inexpensive new technologies to remove carbon dioxide from smokestack gases. Coal-burning electric power plants are major sources of the greenhouse gas, and ...
... can be too much of a good thing.
The concentration and composition of greenhouse gases in the atmosphere has fluctuated throughout history but has been climbing more recently due to human activity - ...
Montreal's stock exchange on Friday officially launched the Montreal Climate Exchange, the country's first carbon trading forum aimed at helping to cut greenhouse gases.
... nanotubes, MIT chemical engineers have built the most sensitive electronic detector yet for sensing deadly gases, a low-cost, low-energy portable device that could be carried in a pocket and used to ...
... channels to fill the microballons with gas absorbents and other materials. Hydrogen or other reactive gases can then enter the microspheres through the pores, creating a relatively safe, contained, ...
... engineers have built the most sensitive electronic detector yet for sensing deadly gases such as the nerve agent sarin. The technology, which could also detect mustard gas, ammonia and VX nerve ...
... ," said Chan. "This enzyme plays an important role in the process that converts acetate into these two gases."
The research can be traced to work that Krzycki did as a graduate student in the mid- ...
... ) -- The Bush administration, dismissing the recommendations of its top experts, rejected regulating the greenhouse gases blamed for global warming Friday, saying it would cripple the U.S. economy....
... cause them to exhale billows of greenhouse gases. Meeting in the city of Cuiaba on the edge of South ... gigatonnes (771 billion tonnes) of greenhouse gases – both CO2 and more potent methane – an amount ...
... -reduction programs touted by the Bush administration as part of the solution to global warming have "limited potential" to reduce greenhouse gases, according to an internal government watchdog....
... technique represents a huge jump in the information available to physicists who study ultracold gases. Traditionally, scientists could probe either the energy or momentum of these gases, not both. ...
... -- Mayor Richard M. Daley has announced a plan to dramatically slash emissions of heat-trapping gases, part of an effort to fight global warming and become one of the greenest cities in the nation.... ...
... such as vehicles and airplanes. These so-called diffuse sources represent more than half of the greenhouse gases emitted on Earth.
"The climate problem is too big to solve easily with the tools we ...
