"Seven Democratic states on Friday threatened to sue the Trump administration for its delay in enforcing an Obama administration rule on air pollution from landfills."

"The past three years were the hottest on record and heat waves in Australia, freak Arctic warmth and water shortages in Cape Town are extending harmful weather extremes in 2018, the United Nations said on Thursday."

"A group of climate skeptics who weighed in on climate lawsuits in California revealed their recent funding, and court documents show their donors are a mix of fossil fuel companies and conservative think tanks."

"Global floods and extreme rainfall events have surged by more than 50% this decade, and are now occurring at a rate four times higher than in 1980, according to a new report."

"SAN FRANCISCO -- In an unprecedented “tutorial” before a federal judge Wednesday, a lawyer for a major U.S. oil company accepted the scientific consensus that humans are the primary cause of global climate change. But he also emphasized uncertainties about future impacts, while deflecting industry responsibility."

"Global energy-related carbon emissions rose to a historic high of 32.5 gigatons last year, after three years of being flat, due to higher energy demand and the slowing of energy efficiency improvements, the International Energy Agency (IEA) said."

"McDonald’s said Tuesday it’s taking steps to cut the greenhouse gases it emits, including tweaking the way the beef in its Big Macs and Quarter Pounders is produced."

"There is an overlooked benefit to greatly lowering carbon emissions worldwide, a new study says. In addition to preserving Arctic sea ice, reducing sea-level rise and alleviating other effects of global warming, it would probably save more than 150 million human lives."

"A federal judge in San Francisco Wednesday will preside over the nation’s first-ever court hearing on the science of climate change, but don’t expect it to be a “Scopes Trial” for global warming research."

"WATERLOO, Ontario —  Jack Williams and his sister, Cara, sat in their kitchen watching their backyard rink melt."