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Climate change


Keeping the Lights on in South Korea

South Korea has flourished over the past six decades, transforming its place on the world stage. However, progress has come at a price—far higher than average pollution generated from its…



Report: Decarbonization of World’s 50 Most Influential Power Companies Bleak

Two reports analyzing energy transitions toward low-carbon resources released this week offer mixed assessments of how the power industry is faring in efforts to tamp down carbon emissions.  The World Benchmarking…


A Protocol for Making Renewable Energy Sizing and Selection Decisions

Much has been written about renewable energy, but few stories have focused on the complexity of determining the optimal mix of solar and wind generation, and the kind and amount…


Groups File Legal Challenges to ACE Rule

Legal challenges to the Trump administration’s Affordable Clean Energy (ACE) rule began in earnest April 17, as more than two dozen states and cities, along with several environmental activist groups,…


EPA Nixes Legal Justification for MATS Rule

The Environmental Protection Agency (EPA) on April 16 withdrew the legal justification for an Obama-era rule that required coal-fired power plants to reduce their emissions of mercury. The Mercury and…


Subsea Kite Technology Makes a Big Splash for Marine Power

At first view, marine energy developer Minesto’s novel underwater “kite” technology may be easily dismissed as a fanciful concept, one of dozens introduced over the last decade to reap the…