"VATICAN CITY — About 60 mayors from around the world gathered here on Tuesday and pledged to combat global warming and help the poor deal with its effects, at a conference swiftly organized by the Vatican barely a month after Pope Francis’ sweeping encyclical on the environment."

"The wind energy industry won a key victory Tuesday in the Senate Finance Committee that extended an important tax credit for renewables."

"When Hillary Clinton kick-started her second presidential campaign on June 13 at New York's Roosevelt Island, environmentalists were all ears—and so were environmental reporters."

"Australian Prime Minister Tony Abbott's hostility to 'visually awful' wind farms has sent a chill through the industry and could jeopardize the country's biggest renewable energy project, a $2 billion-plus wind and solar plant in the country's north."

"Anyone who thought that Pope Francis was going to issue his climate change manifesto, and then recede quietly into the background on the issue was sorely mistaken."

"SeaWorld said on Thursday that it has suspended a San Diego-based employee while the theme park's lawyers investigate accusations that he infiltrated an animal rights group in a bid to undermine its work."

"It was touted as the bill “where everybody wins” — a common-sense approach to providing badly needed drought relief to California growers, and a measure that would place the needs of people above those of fish."

"The National Park Service thought it had a good strategy for reining in the discarded water bottles that clog the trash cans and waste stream of the national parks: stop selling disposable bottles and let visitors refill reusable ones with public drinking water."

"House Republicans moved Tuesday to force the Obama administration to disclose certain documents related to the development of the Environmental Protection Agency’s (EPA) major water jurisdiction rule."

"A bill preventing states from requiring labels on foods containing genetically modified ingredients easily passed a House committee Tuesday, but the legislation has drawn widespread opposition from many Democrats and consumer groups and faces an uncertain future."