Here are some things to know about the two spills.
Five years after the disaster, BP is now being praised for helping lure visitors.
California has turned to the world's driest inhabited continent for solutions.
Officials hope the broken section of a pipeline can be removed for investigation.
Farmers expect to get an answer today on their offer to cut their water usage.
The company behind the spill has yet to uncover the faulty pipe.
The coastline was transformed after a ruptured pipeline leaked 105,000 gallons of oil.
The process of drilling and shipping natural gas produces methane, a more potent gas.
Cleanup crews have managed to remove about 7,700 gallons of the leaked crude oil.
Check out how the company’s rhetoric stacks up to its history in dealing with disasters.
Some want to halt all oilfield injection into federally protected water aquifers.
The leak sent about 21,000 gallons of crude into a culvert that leads to the Pacific.
The president has pressed for action on climate change as a matter of health.
Honeybees have felt the sting of an environment working against them in recent years.
Critics alleged the bill represented a power grab from local governments.
A federal judge found that the mill exceeded its pollution allowances for 30 years.
Marine scientists argue that the chemicals require further study.
The rulings could reflect a trend of linking fossil fuel extraction to climate change.
The winner is still in high school and the loser struggles with continued global recalls.
The toxins might include dioxin, which can cause several dangerous health problems.
The review is expected to lead to the nation's first ban on fracking.
The study links fracking to organic compounds in drilling wastewater.
Monsanto Company this week announced a goal of reducing greenhouse gas emissions from its crop protection operations by 22 percent by 2020.
Wind turbine designers have recently developed their own tricks to beat the doldrums and build efficient wind farms for landscapes caressed with slow-moving wind.
The Environmental Protection Agency rules proposed last year have become a top issue of concern for many farmers and landowners who say there are already too many government regulations that affect their businesses.
A coal-burning industrial plant that a federal official called an "environmental outlaw" has agreed to pay $12 million to settle claims that it polluted the air and water with harmful chemicals, authorities said Monday.
Technological advances that have reduced prices and improved efficiency of renewable energy have helped transform the politics around climate change since 2009 when an attempt to forge a global deal on reducing greenhouse gas emissions failed, the U.N. climate chief said Thursday.
Seattle's mayor and environmentalists have vowed to block Royal Dutch Shell PLC from parking two Arctic offshore drilling rigs on Seattle's waterfront, an effort to thwart the new frontier in oil exploration and spark a national debate about fossil fuels and climate change.
One of the largest water providers in Southern California recently doubled a rebate program encouraging homeowners and golf course owners to rip out grass, receiving a resounding response.
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