The 2013 Pulitzer Prize for National Reporting went to InsideClimate News, a 5-year-old web-only nonprofit, for its book-length feature series on the 2010 Enbridge tar-sands oil spill that fouled miles of Michigan's Kalamazoo River. InsideClimate has been one of the most aggressive media outlets covering the current spill in Mayflower, Arkansas. ExxonMobil recently threatened one of InsideClimate's reporters with arrest for trying to find a federal government press office handling the spill.

"MAYFLOWER, Arkansas -- Warren Andrews had just finished putting up balloons for his stepdaughter's 18th birthday party at their suburban home in Mayflower, Arkansas, when his wife came inside and said something was wrong."

"President Obama's top energy adviser repeatedly huddled with oil and gas lobbyists in the months before the administration changed new hydraulic fracturing rules to the industry's liking, records show."

"You might have been wondering whether the Obama administration was going to impose the first-ever greenhouse gas limits on new power plants, since the deadline is April 13."

"Friendliness toward the drilling industry is typical for Texas, where many lawmakers receive campaign contributions from oil and gas groups or have investments in drilling companies. The three elected members of the Railroad Commission of Texas, which oversees the oil and gas industry, have received significant contributions from the very industry they regulate."

"President Barack Obama's pick to lead the U.S. Environmental Protection Agency told a Senate panel on Thursday that coal will remain important in the U.S. energy mix and that the EPA will be flexible in applying new pollution rules for coal-fired power plants."

"Edison International’s request for a license amendment for a proposed restart of its crippled California nuclear reactor doesn’t pose significant safety risks, federal regulators said in a preliminary finding."

"Oil industry efforts to develop the American Arctic took another hit today as ConocoPhillips scrapped plans to drill in the Chukchi Sea in 2014."

"President Barack Obama proposed a dramatic increase in clean-energy spending on Wednesday as he sought to expand U.S. government support for electric cars, wind power and other "green" technology despite persistent Republican criticism.

The president would pay for the expansion in part by eliminating tax breaks and subsidies for oil, gas and coal industries. Previous efforts by Obama's fellow Democrats to repeal the $4 billion worth of fossil-fuel subsidies have fallen short."