NEWBURG, MD - JUNE 29: Two white ducks walk along the Beach at Aqualand Marina as emissions spew out of a large stack nearby at the coal-fired Morgantown Generating Station on the Potomac River on June 29, 2015 in Newburg, Maryland. Today the U.S. Supreme Court ruled against the Environmental Protection Agency's (EPA) effort to limit certain power plant emissions -- saying the agency "unreasonably" failed to consider the cost of the regulations.  (Photo by Mark Wilson/Getty Images)

Power plant operators say they’ve cut carbon emissions ahead of EPA’s Clean Power Plan

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The “Benchmarking Air Emissions” report, which examined the nation’s 100 largest electric power producers, comes in advance of the final proposal of the so-called Clean Power Plan from the the Environmental Protection Agency to reduce greenhouse gas emissions from existing power plants.
Exelon Corp. will use GE gas turbines, like the one pictured above, in its Texas plants. (GE)

Exelon expanding gas-fueled power plants near Houston, Fort Worth

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The projects, which are roughly $750 million each, will triple the amount of power production at Exelon’s Colorado Bend Generating Station in Wharton, which is about 45 miles southwest of Houston. The second 1,000-megawatt expansion is for the Wolf Hollow Generating Station outside of Fort Worth.
(AP Photo/Chris Carlson)

NRG spinoff buys into giant California solar farm

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A spinoff of NRG Energy is buying 25 percent interest in the massive new Desert Sunlight Solar Farm in southern California for $285 million.
In this Wednesday, May 13, 2015 photo, Henry Plange, a power generation engineer, checks temperatures of solar panels at the Space Coast Next Generation Solar Center, in Merritt Island, Fla. Industry experts rank Florida third in the nation in rooftop solar energy potential but 13th in the amount of solar energy generated. (AP Photo/John Raoux)

Solar as fastest growing U.S. power source rivals shale boom

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Solar power capacity in the U.S. has jumped 20-fold since 2008 as companies including Apple Inc. use it to reduce their carbon footprint. Rooftop panels are sprouting on homes from suburban New York to Phoenix, driven by suppliers such as SolarCity Corp. and NRG Energy Inc.
Categories: Shale, Solar
In this Wednesday, May 13, 2015 photo, Henry Plange, a power generation engineer, checks temperatures of solar panels at the Space Coast Next Generation Solar Center, in Merritt Island, Fla. Industry experts rank Florida third in the nation in rooftop solar energy potential but 13th in the amount of solar energy generated. (AP Photo/John Raoux)

‘Sunshine State’ or not, Florida badly behind on solar power

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The state’s rules favoring utilities have made unlikely allies of groups like the Sierra Club and the tea party, who view the lack of consumer choice as harmful to the environment and an infringement on personal freedom.
Categories: Electricity, Solar
William Driscoll, 5, of Charlotte, N.C., holds signs as he stands with protestors, including his mother, outside the Duke Energy headquarters before the company's shareholders meeting in Charlotte, N.C., Thursday, May 7, 2015. Duke Energy is holding its annual shareholders meeting Thursday, where the company's chief executive officer, Lynn Good, is expected to give an overview of Duke's 2014 performance. (AP Photo/Chuck Burton)

Duke CEO faces contentious shareholders’ meeting

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Demonstrators say the $50 billion company is blocking people from putting solar panels on their roofs.
Categories: Coal, Environment, Solar
(Sam Hodgson/Bloomberg)

Guest commentary: America’s new and improved energy mix

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Demand for alternative energy sources is untethered from oil and natural gas prices, the writers argue.
(Andrew Harrer/Bloomberg)

Obama: Energy effort to help environment, military veterans

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The Energy and Defense departments are extending to a total of 10 military bases nationwide a pilot program that teaches exiting service members how to install solar panels.
(Photo by Alex Wong/Getty Images)

Commentary: Excess across the Energy Complex

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FuelFix Voices contributor Matt Smith looks at “six slices of excess” in the energy landscape.
(AP Photo/Ed Andrieski, File)

Citigroup says renewables will continue upward trajectory, even as crude tumbles

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Oil generates about 5 percent of global electricity and doesn’t generally compete directly with wind and solar power, Citigroup researchers said.