Alexei Alexandrov / APRussia-Ukraine Conflict'Bloody battles' rage inside Azovstal steel plant, last Mariupol holdout
Konstantinos Tsakalidis / Bloomberg via Getty ImagesRussia-Ukraine ConflictIn a major escalation, Russia cut off gas to two European countries. What happens next?
Callaghan O'Hare / Bloomberg via Getty Images fileCallaghan O'Hare / Bloomberg via Getty Images filePolitics NewsBiden administration to resume leasing for oil and gas drilling on federal lands
Caroline Brehman / CQ-Roll Call, Inc via Getty Images fileWhite HouseBiden climate czar Gina McCarthy expected to step down in May
Chris Szagola / AP fileU.S. newsWind energy company pleads guilty after at least 150 eagles killed in U.S.
Saul Loeb / AFP via Getty Images fileSupreme CourtSupreme Court reinstates Trump-era water rule for now
Marco Bello / Reuters file Marco Bello / Reuters fileLatinoWill Puerto Rico's debt overhaul bring a new chance to prioritize clean energy?
Win McNamee / Getty ImagesRussia-Ukraine ConflictRepublicans cheer Russian oil ban and jeer Biden for rising gas prices
Christopher Occhicone / Bloomberg via Getty Images fileEnergyU.S. crude hits 13-year high as West considers ban of Russian oil
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Alvin Baez / Reuters fileLatinoBiden admin. bets on renewable energy to revamp Puerto Rico's electric system
Wolfgang Schwalz / Anadolu Agency via Getty ImagesRussia-Ukraine ConflictU.S. allies are stepping up to counter Russia's Ukraine threats — with a notable exception
Roby Beck / AFP - Getty ImagesClimate in CrisisLithium under a California lake could help U.S. gain energy autonomy
Luke Sharrett / Bloomberg via Getty Images fileWhite HouseBiden signs executive order to make U.S. government carbon neutral by 2050
Carlos Noriega for NBC NewsClimate in CrisisCrude reality: One U.S. state consumes half the oil from the Amazon rainforest
Luke Sharrett / Bloomberg via Getty Images fileWhite HouseBiden administration to tap oil reserves in bid to tamp down rising gas prices
Michael KodasClimate in CrisisBig Oil's pollution in Canada is poisoning the environment — and may even be deadly
Anton Vaganov / Reuters fileWorldCertification of controversial Russian gas pipeline suspended by Germany
Chris Ratcliffe / Bloomberg via Getty ImagesClimate in CrisisWhat the windiest nation in Europe can teach the U.S about wind power