Lisa Hymas

Lisa Hymas is senior editor at Grist. She tweets sometimes.

Obama gears up for his big climate move

The president is about to launch the largest climate change initiative in U.S. history, and it's not because he's a tree-hugging hippie.

Is the Obama admin leaning toward requiring frackers to disclose the chemicals they use?

In an interview with Grist, EPA Administrator Gina McCarthy and Energy Secretary Ernest Moniz suggested that frackers might need to be more forthcoming about their chemical cocktails.

Obama delays Keystone decision — again

The administration is giving federal agencies more time to weigh in on the pipeline. That means a decision will probably be pushed past the midterm elections.

Who had the best one-liners at the Senate’s climate slumber party?

Thirty U.S. senators stayed up all night long on Monday to talk about climate change. Did your senators join in the fun?

You can thank Warren Buffett for many of those exploding oil trains

His Berkshire Hathaway investment group owns many of the flimsy rail cars used to transport oil, and it has vigorously fought tighter regulation.

Bummer for anti-Keystoners: Report finds no conflict of interest, despite obvious conflicts of interest

ERM, which wrote the environmental study on Keystone XL, did dodgy and deceptive stuff, but none of it amounted to serious rule breaking, says the State Department's inspector general.

John Podesta, climate hawk and Keystone opponent, joins Obama team

Podesta, an influential D.C. insider with a passion for climate action, is coming to the White House for a one-year stint as an adviser.

Triple threat: Obama orders federal agencies to boost clean energy use threefold

As part of his climate plan, the president cleans up his own house by calling on the federal government to use more renewable electricity.

Nancy Sutley plans her White House exit

Another member of Obama's environmental team is headed for the door. Sutley, chair of the White House Council on Environmental Quality, will step down in February.