Colorado faces a difficult choice: transition off fossil fuels to renewable sources of energy or continue to jeopardize our environment and health. But transition inevitably comes with economic and ...

A possible correlation between fracking and radon has been studied several times, but whether there's a link remains an ...

Five years after a Pennsylvania grand jury made eight recommendations to protect public health and the environment from fracking, the state has largely failed to follow through, five environmental ...

The Environmental Protection Agency wants to impose the first ever pollution regulations onto oil and natural gas companies that use hydraulic fracturing to drill. Commonly known as "fracking," the ...

The Environmental Protection Agency issued the first-ever national air pollution regulations for fracking on Wednesday. First proposed in July 2011, the final rules have been welcomed by environmental ...

PITTSBURGH - Hydraulic fracturing for natural gas hasn't contaminated drinking water wells in Arkansas, according to a new study, but researchers said the geology there may be more of a natural ...

Any industrial activity near water reserves could, in principle, cause contamination. Isotope hydrology offers a unique combination of methods to monitor water quality and trace the source of ...

Over the course of millions of years, heat and pressure can transform the organic remains of animals and plants into crude oil. That's why they're called a fossil fuels — the long-dead creatures that ...

Add Yahoo as a preferred source to see more of our stories on Google. Anti-fracking activists put up signs outside the Ohio Oil and Gas Land Management meeting. (Photo by Megan Henry, Ohio Capital ...

Developers have requested more land for oil and gas fracking in the Egypt Valley Wildlife Area in eastern Ohio after the Ohio ...

The Environmental Protection Agency made its most direct statement linking groundwater pollution in Wyoming to fracking since residents filed their first complaints against the controversial drilling ...