A report issued Tuesday by the environmental advocacy group found fault with Microsoft, Amazon and Apple. Greenpeace ranked the companies according to the efficiency of their cloud facilities, as well as where they get their electricity.
A boom in natural gas in the U.S. has driven prices to 10-year lows, threatening the viability of some producers. People needed less gas to heat their homes this winter, but at the same time a huge increase in gas production was made possible by new methods of coaxing gas out of shale rock formations.
Scientists are finding a large increase in the number of small earthquakes in the midcontinent of the U.S. They suspect wastewater wells, whose numbers are growing as the oil and gas industry increases hydrofracturing.
The salty, toxic wastewater that's used in hydrofracking and other gas drilling is likely to blame for small earthquakes in the Midwest, a new study from the U.S. Geological Survey concludes. The water is pumped deep underground, where it lubricates faults and causes them to slip.
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