Wetlands likely source of methane from ancient warming event

An expansion of wetlands and not a large-scale melting of frozen methane deposits is the likely cause of a spike in atmospheric methane gas that took place some 11,600 years ago, according to an international research team ...

How to get rid of a satellite after its retirement

Researchers at University of La Rioja (Spain) have developed a new method to eliminate artificial satellites in highly elliptical orbits when they finish their missions. The methodology, which reduces both cost and risk, ...

For first time, entire thermal infrared spectrum observed

The driving mechanism of the greenhouse effect, and the underpinning of modern anthropogenic warming, is the absorption, emission, and transmission of infrared radiation by atmospheric gases. The heat-trapping ability of ...

Study: Japan nuke radiation higher than estimated

A new report says the Fukushima nuclear disaster released twice as much of a dangerous radioactive substance into the atmosphere as Japanese authorities estimated, reaching 40 percent of the total from Chernobyl.

Atmospheric aerosol climate caution

Carbon dioxide is not the only problem we must address if we are to understand and solve the problem of climate change. According to research published this month in the International Journal of Global Warming, we as yet ...

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