Environment

In California, there is so much solar energy that grid operators have to switch off solar farms. One solution of dealing with the additional power generated is to share the renewable wealth across state borders – but in the West, it's sparking some not-so-neighborly opposition.

Nancy Traweek's job is to balance California's electrical grid at the California Independent System Operator, keeping the lights on for 30 million people. She relies on huge natural gas power plants that put out a steady stream of electricity.

In 2007, Rick Kinder was working for a contractor, building a house in southern Colorado. The workers had just finished putting in all the doors, windows and sealing the house. Kinder and a colleague were working in the crawlspace, hanging insulation.

"And we just heard this big roar and then a big boom, and it threw us against the walls, and it just blew the whole top of the roof off," Kinder says.

A city in India has recorded the highest temperature in the country's history — 51 degrees Celsius, or 123.8 degrees Fahrenheit.

Murari Lal Thanvi told the BBC it was so hot in the city of Phalodi on Friday that his cellphone stopped working. "I was able to switch my mobile phone on after putting a wet cloth on it for about 20-25 minutes."

House and Senate negotiators have agreed on a plan to update a 40-year-old law regulating the safety of chemicals.

Watch the 60 Minutes report on the high incidence of earthquakes in Oklahoma.

Environmental activist Luis Jorge Rivera Herrera has worked to protect a pristine section of Puerto Rico's coastline. Now he's being honored with the Goldman Environmental Prize.

Dam safety is expensive and time consuming. For this Norman dam, who that cost falls to is unclear. In the meantime, the structure continues to leak.

A sample of an Oklahoma prison's drinking water had more than 12 times the allowable amount of lead when it was tested last year - an amount so high that officials question whether it could really be that bad or if the test could have been misleading.

Blake Production Company is appealing a pollution enforcement case stemming the “largest frack-acid” spill in Oklahoma history, The Journal Record’s Sarah Terry-Cobo reports.

Four months after former Massey Energy CEO Don Blankenship was found guilty for his role in a 2010 mining disaster that killed 29 miners, he has been sentenced to the maximum one year in prison and another year of supervised release.

Judge Irene Berger also imposed a maximum $250,000 fine, which is due immediately, West Virginia Public Broadcasting's Dave Mistich reports for NPR's Newscast unit.

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