Tag Archive

Fracking to Free Natural Gas?

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A new technique to shatter shale and get the gas within offers promise–and peril.
That’s the sound of fracking—pumping a mix of water, sand and chemicals a mile or more into the Earth to shatter shale deposits and release the natural gas within.

From the Barnett shale in [...]

How Can Humanity Avoid or Reverse the Dangers Posed by a Warming Climate?

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With greenhouse gas emissions continuing to rise, strong efforts will be required to reverse global warming
Wetlands from Bangladesh to Florida submerged. Drought and devastating heat in important granaries such as the Yangtze floodplain in China or Ukraine. Rains that come too often or too hard in India or the U.S. Northeast. The list [...]

‘Safe’ climate means ‘no to coal’

Cover of An Inconvenient Truth

About three-quarters of the world’s fossil fuel reserves must be left unused if society is to avoid dangerous climate change, scientists warn.
More than 100 nations support the goal of keeping temperature rise below 2C.
But the scientists say that without major curbs on fossil fuel use, 2C will probably be reached by [...]

Carbon Dioxide Snatched From The Air

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It’s the reason why chemists envy green plants: by using photosynthesis, plants can easily fix the carbon dioxide that is so plentiful in air to make biomass, or organic compounds.
Chemists would also like to be able to simply produce carbon compounds out of CO2 from air. In contrast to the [...]

The road ahead

photo credit: mujitra (´???)
The world’s carmakers have mapped out their route to a greener future
THERE is nothing like high oil prices, panic-selling of big cars and the prospect of swingeing new penalties on carbon-spewing vehicles to concentrate the minds of the world’s carmakers. In less than two years something remarkable has happened. Technologies once [...]