"Even as the Trump administration seeks to roll back Obama-era rules to curb greenhouse gas emissions at coal-fired power plants, Washington state is forging ahead with its own rules to cap carbon pollution from big industrial facilities. But the state faces legal challenges as it begins requiring large polluters to gradually reduce carbon emissions over time to combat climate change."

"The United States has filed a petition with the World Trade Organization (WTO) that could allow it to slap emergency tariffs or quotas on imported solar cells, according to a World Trade Organization filing released Monday."

"The US Marine Mammal Commission, an organisation charged with restoring mammal populations in the world’s oceans, is set for the chop in president Donald Trump’s latest budget proposal."

"The chubby Cleveland toddler wears a long-sleeved purple shirt that proclaims she is 'Daddy's little darling.'"

"President Donald Trump's budget proposal calls for saving $10 million next year by selling wild horses captured throughout the West without the current requirement that buyers guarantee the animals won't be resold for slaughter."

"The House passed legislation on Wednesday to loosen federal regulations on pesticides in a 256-165 vote."

"The U.S. Environmental Protection Agency said it proposed a rule on Thursday to postpone compliance dates for effluent guidelines for steam electric power plants published in November 2015."

"When Montana Republican Rep. Ryan Zinke was nominated to lead the Interior Department, he signed an ethics agreement promising to resign 'upon confirmation' from leadership posts in three organizations with financial ties to him and his family."

"Can Texas Comptroller Glenn Hegar oversee objective scientific research into rare species? Or is he rigging the process to keep them off the endangered list, as his critics charge?"