The Solomon Islands and other Pacific island nations are under threat from climate change. Photograph: Oliver Forstner/Alamy Stock Photo

Treaty under consideration by 14 countries would ban new coalmines and embraces 1.5C target set at Paris climate talks...

Congress is defending Exxon -- and going after us. Yesterday, Texas Rep. Lamar Smith and the House Committee on Science, Space and Technology announced that they’re taking the extraordinary step of issuing subpoenas to us, the attorneys general of New York and Massachusetts, and seven other NGOs, for our work to hold Exxon accountable...

GFS computer model projection showing an unusually hot airmass parked over the U.S. in mid-July. Image: weatherbell analytics

Following on the heels of the hottest June in the history of the lower 48 states, an extended, intense and widespread heat wave is likely to develop next week...

This July 13 image captured by a device on NASA’s Aqua satellite shows Franz Josef Land in the Arctic Ocean. (AFP/NASA)

A group of scientists studying a broad range of Arctic systems — from sea ice to permafrost to the Greenland ice sheet — gathered in D.C. Wednesday to lay out just how extreme a year 2016 has been so far for the northern cap of the planet...

CREDIT: Shutterstock

Another major public opinion analysis confirms that Americans are growing substantially more “Alarmed” and “Concerned” about global warming, while at the same time becoming less “Doubtful” and “Dismissive.”

This photo taken Monday, June 17, 2013, shows people sunning at Goose Lake in Anchorage, Alaska. The current heat wave baking Alaska rivaled and in some cases exceeded the 2013 heat wave. CREDIT: AP Photo/Mark Thiessen

The Arctic is experiencing a heat wave...

Rep. Lamar Smith seen on Capitol Hill in 2013 on Wednesday, March 6, 2013. Image: Bill Clark/CQ Roll Call via ap

The Republican chairman of the House Science, Space and Technology Committee issued subpoenas of two state attorneys general and eight environmental organizations on Wednesday, seeking records about their investigation into ExxonMobil Corp's climate denial activities...

Dan Mullaney, chief US TTIP negotiator (R) and Ignacio Garcia Bercero, his EU counterpart at the 14th round of the TTIP talks in Brussels, 11 to 15 July. Photograph: Lieven Creemers/EC Press office

Draft proposal reveals new loopholes on a pledge to phase out fossil fuel subsidies within a decade...

In this Jan. 20, 2015 file photo, a plume of steam billows from the coal-fired Merrimack Station in Bow, N.H. credit: AP Photo/Jim Cole

For the Republican Party, internet porn is a “public health crisis.” Coal, however, is perfectly “clean.” I know cows more intelligent then this...

The island village of Kivalina, an Alaska Native community at risk from rising sea levels, another top concern of US voters surveyed by Guardian US. Photograph: Jonathan Ernst/Reuters

Survey of Guardian readers appalled at lack of climate discussion in 2016 campaign finds food and water shortages viewed as most pressing consequence...

Photo © iStockphoto.com/parys

Political hurdles and low prices have made carbon pricing a low-impact affair. But there’s still hope it can help limit climate change...

Tonight on the Senate floor, senators are exposing the Web of Denial, the fossil fuel-funded effort to mislead the public on climate science.  

Stand with them. Tell your members of Congress to support the resolution calling out the Web of Denial today.

CREDIT: AP Photo/Reed Saxon, File

ExxonMobil — the world’s largest publicly traded oil and gas company — has had an interesting year. In September, two investigations by InsideClimate News and the Los Angeles Times revealed that the company’s own scientists had recognized the dangers posed by climate change as far back as 1977, and yet did nothing about it...

Global cloud patterns (NASA Goddard Space Flight Center)

In a new study published in Nature on Monday, scientists say they have for the first time thoroughly documented one of the most profound planetary changes yet to be caused by a warming climate: The distribution of clouds all across the Earth has shifted, they say...

Credit James Yang

By just about any measure, the movement to battle climate change has grown so large that the truths of Al Gore’s decade-old movie now seem more mainstream than inconvenient...

The milky white clouds in this algal bloom in the Barent Sea, off Norway and Russia, are the result of phytoplankton producing shells made of chalk. (Jeff Schmaltz, MODIS Rapid Response Team at NASA GSFC / NASA's Earth Observatory)

A milky white cloud blooms in the Barents Sea, so vast it can be seen from space...

This image released by NASA’s Earth Observatory Team from data collected by the Moderate Resolution Imaging Spectroradiometer (MODIS), an instrument on NASA’s Terra and Aqua satellites, shows the land surface temperature as observed by MODIS in Asia between April 15 to April 23, 2016. Yellow shows the warmest temperatures. Photograph: AP

Earth’s record hottest 12 consecutive months were set in each month ending in September 2015 through May 2016...