"Southern Co.'s preliminary figures for its nuclear expansion in Georgia now put the new source of electricity on the grid no earlier than 2022 and push the total price tag for twin reactors to more than $20 billion."

"The Senate voted Thursday evening to confirm two of President Trump's nominees to the Federal Energy Regulatory Commission (FERC), paving the way for the commission to have its first quorum in six months."

"The proposed Keystone XL pipeline survived nine years of protests, lawsuits and political wrangling that saw the Obama administration reject it and President Donald Trump revive it, but now the project faces the possibility of death by economics."

"The biggest gas storage facility in the West resumed operations Monday, nearly two years after a blowout led to the nation’s largest-known methane release and drove thousands of families from their Los Angeles homes."

"WASHINGTON — Environmental advocates urged the Trump administration on Monday to reverse course on its move to set aside an Obama-era measure limiting water pollution from coal-fired power plants."

"Environmental groups that say they’re seeking to restore clean air standards for vehicles on the nation’s highways have sued the federal government in New York."

"Biking has become part of New York’s commuting culture as the city expands bike routes and Citi Bikes become ubiquitous. There are more than 450,000 daily bike trips."

"Twelve years after Hurricane Ivan destroyed a Taylor Energy Co. platform in the Gulf of Mexico, the federal government has finally started investigating how oil and gas that is still leaking from its wells damages natural resources."

"In another sign the bloom is off the boom for the oilsands, the industry has returned almost one million hectares of northern Alberta exploration leases to the province over the past two years — abandoning an area far bigger than P.E.I."

"A federal court [Friday] rejected U.S. EPA's justification for reducing renewable fuel requirements in a win for the biofuels industry."