While carbon dioxide, or CO 2, is the best known greenhouse gas, several others, including methane and nitrous oxide, are also driving global warming and altering the Earth's climate. Atmospheric ...

With an improved catalyst, ORNL chemists converted two greenhouse gases, methane (CH4) and carbon dioxide (CO2), to syngas, a ...

Activities like agriculture and the use of fossil fuels all have a negative impact on the environment and contribute to global warming.

Seven states or provinces spew more than 1 billion metric tons of greenhouse gases, all of them in China, except Texas, which ...

Shanghai, Tokyo, New York, and Houston are the top cities for greenhouse gas emissions, according to new data from Climate ...