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The energy industry is facing pressure from regulators, shifting public opinion, a movement toward a global climate treaty and now, potential investigations of companies like...

Hydraulic fracturing, or fracking, is a drilling process that injects millions of gallons of water, sand and undisclosed chemicals at high pressure into horizontal wells to crack...

Keeping warming to no more than 2 degrees Celsius will require reducing CO2 emissions practically to zero by late this century. And that will demand a wholesale, worldwide...

The Obama administration's Clean Power Plan, designed to regulate carbon pollution from power plants, is the most significant step taken by the U.S. to tackle climate change....

In the United States particularly, climate issues often become partisan issues, but politicians everywhere must deal with the policy choices that come with battling global warming...

The boreal forests of Alberta, Canada are home to vast deposits of oil sands, also called tar sands. The oil extracted is a thick, sticky form of crude known as bitumen, which...

Traditionally the most abundant and cheapest form of energy, coal use has fallen in the United States as regulations have increased to curtail its environmental and public health...

Millions of dollars have been pumped into organizations that peddle scientific doubt to create an impression that scientists are divided about the cause of climate change. Many...

Launched in 2012 at U.S. universities, the divestment movement was born of a desire to turn climate change into the moral issue of this generation. It has grown quickly, spread...

A spate of oil spills in recent years has opened the nation's eyes to the potential dangers lurking in the thousands of miles of aging and overlooked pipelines buried beneath...

The scientific community is certain with near unanimity that man-made global warming is disrupting Earth’s climate and that remedies are urgently needed. But public opinion and...

Heads of state and international delegates will convene in Paris in late 2015 to try to deliver a deal that puts the global energy economy on the path to zero emissions. Twenty-...

A resurgent environmental movement has proved itself a force to be reckoned with, most recently by forcing President Obama’s hand to reject the Keystone XL pipeline on climate...

Scientists are increasingly drawing links between climate change and extreme weather events, either increasing the likelihood of heat waves, drought, hurricanes, heavy rainfall...

California's historic, extreme drought has stressed its already scarce water supplies and exposed water troubles expected worldwide as climate change intensifies.

One of the indisputable facts of climate change is the rapid melting of the Arctic, which is destroying fragile habitats and making vast reserves of fossil fuels accessible for...