The Earth's original atmosphere held very little oxygen. This began to change around 2.4 billion years ago when oxygen levels increased dramatically during what scientists call the "Great Oxidation…

Scientists at the University of Liverpool have discovered a five-sided ice chain structure that they say could be used to modify future weather patterns. Researchers, in collaboration with…

1998 was the warmest year on record, which George Will takes to mean that global warming is not happening: Reducing carbon emissions supposedly will reverse warming, which is allegedly occurring even…

It's not just American cars that are hurting the environment, researchers in California and Colorado have set their sights on ... rocket launches? Future ozone losses from unregulated rocket launches…

The benefits to animals of omega 3 fatty acids in fish oils have been well documented – helping the heart and circulatory system.   Can they also help in improving meat quality and reducing…

Two new greenhouse gases are accumulating in the atmosphere, according to an international research team led by scientists from the Scripps Institution of Oceanography in the US and CSIRO scientist,…

Sulfuryl fluoride, a gas used for fumigation, has the potential to contribute significantly to future greenhouse warming, but because its production has not yet reached high levels there is still…

The ten warmest years on record have all occurred between 1997 and 2008 but the 2008 temperature in the US was not much different than the 1951-1980 mean, which makes it cooler than all the previous…

Globally, tropical trees in undisturbed forest are absorbing nearly a fifth of the CO2 released by burning fossil fuels, according to a 40-year study of African tropical forests published in Nature.…

Aerosols are fine particles suspended in the atmosphere. Sources of human-generated aerosols include industry, motor vehicles and vegetation burning. Natural sources include volcanoes, dust storms…