The Lakota Nation's Yolonda Bluehorse, left, and attorney Eric Reed, a member of the Choctaw Nation, speak with reporters at an anti-pipeline press conference in Dallas. Photo by Mike Lee.

The Standing Rock Sioux Tribe scored a temporary victory in its fight against the Dakota Access pipeline Sunday when the Obama administration said it was denying a permit. But the win could have bigger implications for pipelines nationwide, which face an increase in sophisticated campaigns to derail infrastructure development...

Photo: Maggie Okituk/Reuters

Move over, polar bears. As sea ice melts, orcas are moving into the once-frozen Hudson Bay, preying on beluga whales and seals...

credit: RMSF (Stock Video # 950-899-030)

This year will almost certainly go down as the warmest on record in the Arctic, with autumn temperatures soaring 36 degrees F above normal. In a Yale e360 interview, climatologist Jennifer Francis explains why a swiftly warming Arctic may have profound effects on global weather...

U.S. actor and UN Messenger of Peace Leonardo DiCaprio poses during arrivals for a screening of his documentary film "Before the Flood" at the United Nations in New York City, U.S. October 20, 2016. Reuters/Brendan McDermid

Leonardo DiCaprio reportedly met Ivanka Trump privately and gifted her copy of his latest documentary on climate change, "Before the Flood."

Nigerian tribal king Emere Godwin Bebe Okpabi with bottled water samples. Photograph: Adrian Dennis/AFP/Getty Images

King Emere was in a London court last week for the case that he hopes will allow him to sue Shell in the UK for polluting his tribal land...

The “historic” decision comes as thousands of protesters gather on the Standing Rock Sioux reservation...

Through the Export-Import Bank, the Obama administration has spent nearly $34bn on dirty energy plants in countries from India to Australia to South Africa...

A tract of Amazon rainforest, cleared by loggers and farmers for agriculture, is seen near the city of Santarem, Para State in 2013. (Reuters/Nacho Doce)

Brazil’s National Institute for Space Research, or INPE, released new data on the ongoing deforestation of the country’s portion of the Amazon rainforest this week, based on satellite measurements. And the news is very bad...

Former U.S. Vice President and Climate Reality Project Chairman Al Gore attends the opening day of the World Climate Change Conference 2015 (COP21) at Le Bourget, near Paris, France, November 30, 2015. REUTERS/Stephane Mahe Picture Supplied by Action Images

U.S. greenhouse gas emissions are likely to fall irrespective of the pro-coal policies of President-elect Donald Trump, who may still surprise the world by embracing global action to limit climate change, former vice president Al Gore said...

Photo: Deepwater Wind

PROVIDENCE, R.I. (AP) — There has been a hiccup at the nation’s first offshore wind farm as it prepares to start delivering power...

Rift in the Larsen C Ice Shelf as seen from a NASA aircraft on Nov. 10, 2016. Image: nasa/John Sonntag

The breakup of the massive Larsen C Ice Shelf in Antarctica is getting closer and will eventually produce an iceberg the size of Delaware prowling the Southern Ocean, according to new NASA data...

In December 2015, more than 190 countries adopted the Paris Agreement, the most ambitious climate change agreement in history. In order for the agreement to take effect and enter into force, at least 55 countries representing at least 55 percent of global emissions needed to formally join the Agreement...

Donald Trump will have to engage with the climate issue when he visits Europe.  Flickr/Herman Van Rompuy

This week’s top climate politics and policy stories...

A tidal energy turbine is loaded onto a barge in Invergordon, Scotland. (Photo: Jeff J. Mitchell/Getty Images)

The first underwater turbines are connected to Scotland’s power grid...

In this early November photo, the 1000 tonne turbine can be seen in the deployment barge Scotia Tide, just before being lowered to the seafloor. credit: Financial Post

Seven years after the Atlantic Ocean mercilessly chewed up its last attempt to harness the tides, on Tuesday Nova Scotia finally fulfilled its decades-long dream to put an underwater wind turbine on the floor of the Bay of Fundy...

The logo of Shell is pictured at the 26th World Gas Conference in Paris, France, June 2, 2015. REUTERS/Benoit Tessier

Royal Dutch Shell plans to link part of its executive bonuses to greenhouse gas emissions and conduct more active screening of future investments to further efforts to reduce the energy group's carbon footprint, its CEO told Reuters...

Exclusive: an agency inside the Obama administration poured billions into fossil fuel projects that will lead to global carbon emissions on a damaging scale...

Orange glow from the Chimney Top Fire seen in the Great Smokies National Park on Nov. 28, 2016. Image: great smokies national park via facebook

Strong winds fanned flames from a large wildfire in eastern Tennessee on Monday, damaging a large number of structures in picturesque Gatlinburg, and prompting widespread evacuations...