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Sierra Club


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…


Natural Gas a Powerful Force, Despite Industry Headwinds

Gas prices remain low worldwide, and the challenge for producers is to find a market for their supply. Gas remains the No. 1 source of U.S. power generation, and will…


Deal Announced to Close Louisiana Coal Unit

The Arkansas Public Service Commission has approved a plan to retire the Dolet Hills power plant, a coal-fired unit in Mansfield, Louisiana that serves part of the state. The decision,…


Feds Back Construction of Largest U.S. Solar Farm
solar-pv

The U.S. Bureau of Land Management (BLM) on Dec. 30 released a final environmental impact statement (EIS) for the Gemini solar project, a planned 7,100-acre installation outside Las Vegas, Nevada,…


Mixed Reactions to FERC’s Recent MOPR Order from Power Generators

On Dec. 19, the Federal Energy Regulatory Commission (FERC) directed PJM Interconnection to dramatically expand its Minimum Offer Price Rule (MOPR) to nearly all state-subsidized capacity resources, including renewables backed…