Fracking risks to ground water assessed

(Phys.org) —Extraction of "unconventional" gas from sedimentary rocks such as shale could provide a clean energy source and help some regions to become energy independent, but concerns have been raised about risks such ...

Going negative: Removing carbon dioxide from the atmosphere

To combat climate change, President Obama has called for an 80 percent reduction in carbon dioxide (CO2) emissions by 2050. To help achieve this goal, the President has encouraged big investments in wind, solar and other ...

Burning fossil fuels poses existential threat to Earth

Burning coal for electricity is in decline, while the use of natural gas, solar and wind power are on the rise. But how close are we to creating a clean energy economy to help protect our planet from the impacts of climate ...

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