"This month, the world will get a new report from a United Nations panel about the science of climate change. Scientists will soon meet in Stockholm to put the finishing touches on the document, and behind the scenes, two big fights are brewing."

"ST. PETERSBURG -- Transcending their disagreements over Syrian chemical weapons, the G-20 leaders managed to reach agreement on confronting climate change in two ways. They will phase down refrigerant greenhouse gases and phase out inefficient fossil fuel subsidies."

"MIAMI -- The 2013 Atlantic hurricane season, which forecasters had predicted would be more active than normal, has turned out to be something of a dud so far as an unusual calm hangs over the tropics."

"As the season heads into the historic peak for activity, it may even enter the record books as marking the quietest start to any Atlantic hurricane season in decades.

'It certainly looks like pretty much of a forecast bust,' said Jeff Masters, a hurricane expert and director of meteorology at the Weather Underground."

"Manmade climate change played a substantial role in the exceptional warmth in the eastern U.S. during the spring of 2012, a major NOAA-led report concludes. Not only that, it greatly increased the odds of the punishing heat that baked the north central and northeast U.S. during the following summer."

"In the 1980s, it was South Africa. In the 1990s, it was tobacco. Now fossil fuels have become the focus of those who would change the world through the power of investing."

"ENEKO ISLAND, Marshall Islands -- Pacific Island leaders today declared that 'climate change has arrived' and called for an urgent phase down of greenhouse gas emissions to save their low-lying homelands from destruction."

"BRUSSELS — Seeking to end years of acrimony, the European Union has made concessions to the United States to try to gain support for global rules on airline emissions."

"STOCKHOLM -- President Obama is now in St. Petersburg, Russia at the G20 economic meeting, but he woke up this morning in Stockholm, where he agreed with Nordic leaders to cooperate on international climate negotiations and clean energy. ..."

"VIRGINIA KEY, Fla. -- The wastewater plant on this barrier island sits tucked in a northern corner, away from the wading birds, views of Miami Beach and grassy vegetation providing prime picnic spots."

"The World Bank said on Tuesday it was planning 'aggressive action' to help developing nations cut emissions of soot and other air pollutants blamed for causing climate change, in a shift also meant to protect human health and aid crop growth."

"Paul Bailey made the White House pitch on July 31. Flanked by six colleagues from the American Coalition for Clean Coal Electricity, the coal industry’s most public voice, Bailey pressed the case for 'achievable' greenhouse gas emissions standards for coal-fired power plants."

"Eating raw oysters in the summertime is always risky; aqueous pathogens peak when the ocean is warm, which is part of why folk wisdom suggests one should only eat raw shellfish in months with an 'R' in the name. But this summer's been riskier than ever."

"CHICAGO -- When city students arrived for the first day of school under the blazing temperatures of a Midwest heat wave, staff greeted them with some unusual school supplies: water bottles, fans and wet towels to drape around their necks."

"Glaciers in the Alps of Europe pose a scientific mystery. They started melting rapidly back in the 1860s. In a span of about 50 years, some of the biggest glaciers had retreated more than half a mile."

"Crop-damaging pests are moving towards the poles at a rate of more than 25 km (16 miles) a decade, aided by global warming and human transport, posing a potential threat to world food security, a study showed on Sunday."