Delegates entering the Geneva conference.
America's indigenous tribes put themselves on the map in 1977. Now they've got Donald Trump to contend with.
What would an environmental economist do?
Environmental economists have long argued a carbon price is the best way to factor in the social cost of climate change. Did Obama effectively use a carbon price to nix the Keystone XL pipeline?
Getting out the message: environmental activists seized on the Keystone XL pipeline as a symbol.
Activists can rightfully claim some credit for the Obama's decision to reject the Keystone XL pipeline. How did they do it?
Obama announcing that he has rejected the Keystone XL pipeline – what message does it send on infrastructure?
Climate advocates are cheering rejection of the Keystone XL pipeline, but both our fossil fuel and renewable energy infrastructure badly needs upgrading to tackle climate change.
Road to nowhere?
Obama will decide on the Keystone pipeline before he leaves office, but despite marginal voter interest, it's an issue politicians on all sides will not let die.
Stuck in transit: The Keystone Pipeline proposal has become a symbol for politicians and environmentalists.
Public opinion poll on Keystone pipeline shows more people are concerned with local issues – including the impact of spills on environment and aquifers – than with global warming.
A depot used to store pipes for Transcanada Corp’s planned Keystone XL oil pipeline.
A roundtable of energy experts weigh in on the significance of Obama’s veto — the economics, the politics and the environmental — as well as what’s next.
A depot used to store pipes for Transcanada Corp’s planned Keystone XL oil pipeline is seen in Gascoyne, North Dakota.
Big energy infrastructure projects – power plants, coal mines, long distance transmission lines – take time, resources and, typically, some political muscle. They create highly visible if short-lived construction…
The people are angry, but the politicians aren’t worried.
In Nebraska, the intensity of the Keystone XL debate is second only to that over the chance that the Nebraska Cornhuskers will win the Big Ten football championship. Raging for several years now, controversy…
Grangemouth refinery: keeping the home fire burning.
The runaway train of 73 oil tankers that derailed and exploded in the small town of Lac-Megantic in Quebec, Canada last week left 15 dead, around 50 missing, and shows how dangerous transporting oil can…