"Major earthquakes thousands of miles away can trigger reflex quakes in areas where fluids have been injected into the ground from fracking and other industrial operations, according to a study published in the journal Science on Thursday."

"Six activists climb Europe's tallest building in a protest against oil and gas drilling the Arctic."

"The area of ocean set aside as a nature preserve could double or triple in the coming days, depending on the outcome of a meeting in Germany. Representatives from 24 countries and the European Union are considering setting aside large portions of ocean around Antarctica as a protected area. And the deal may hinge on preserving some fishing rights."

"The United States and China, the world's top emitters of greenhouse gases, agreed to five initiatives on Wednesday to cut carbon output from the largest sources, including heavy duty vehicles, manufacturing and coal-fired plants, the State Department said."

"Japan's nuclear regulator says radioactive water from the crippled Fukushima power plant is probably leaking into the Pacific Ocean, a problem long suspected by experts but denied by the plant's operator."

"On a typical day in North Dakota prairie towns like Williston, Dickinson and Beulah, trains with 100 tank cars line up to be loaded with oil destined for markets to the east, west, and south."

OAKLAND, Calif. -- The U.S. State Department is in the process of deciding whether the proposed Keystone XL tar sands oil pipeline would be in the U.S. national interest, but the determination is being made without Keystone XL’s digital GIS data, such as the longitude and latitude of milepost markers, waterbody crossings and the centerline route."

"Tropical storm warnings were issued for Puerto Rico and other parts of the Caribbean on Monday as Tropical Storm Chantal chugged along a course that could take it near Florida's Atlantic coast by the weekend."

"Archaeologists digging in the foothills of Iran's Zagros Mountains have discovered the remains of a Stone Age farming community. It turns out that people living there were growing plants like barley, peas and lentils as early as 12,000 years ago."

After four tank cars full of crude oil from a derailed train incinerated a small Quebec town, killing at least five, the debate over rail versus pipeline for oil transport intensifies.

"Four U.S. airlines temporarily suspended flights to and from Mexico City on Thursday after a volcano 50 miles from the capital spewed ash, a spokesman for the city's international airport said."

"In the United States, everyone becomes a chef on the Fourth of July."

"The world's largest offshore wind farm, which can generate enough electricity for half a million homes, was officially opened off Britain's south-east coast on Thursday."

"In high summer, it should be possible to wander freely through a stand of mature ash trees."

"GENEVA -- Global warming accelerated since the 1970s and broke more countries' temperature records than ever before in the first decade of the new millennium, U.N. climate experts said Wednesday."