Clean Energy Was Lifting Manufacturing. Now Investment Is in Jeopardy.

With the Trump administration reversing support for low-carbon power, the business case for making wind, solar and electric vehicle parts gets weaker.

Congestion Pricing’s Biggest Booster Prepares to Take On the White House

Janno Lieber, head of the M.T.A., has helped steered the tolling program through lawsuits and a last-minute pause. He now will face off with President Trump.

Alaska Lawsuit Aims to Block Trump’s Offshore Drilling Plans

The suit, filed in Alaska, is likely to be the first of many challenging the administration’s goal of expanding fossil fuel production.

C.I.A. Expands Secret Drone Flights Over Mexico

The covert program, begun during the Biden administration and stepped up by President Trump, is hunting for the location of fentanyl labs.

Oil Companies Embrace Trump, but Not ‘Drill, Baby, Drill’

Oil and gas executives welcomed President Trump’s early moves on energy policy, but many said they did not plan to increase production unless prices rose significantly.

E.V. Owners Don’t Pay Gas Taxes. So, Many States Are Charging Them Fees.

States are using higher registration fees for electric cars to make up for declining fuel taxes, but some are punitive, environmentalists say. A federal tax could be coming.

As Trump and Putin Circle Each Other, an Agenda Beyond Ukraine Emerges

President Trump jabs at the Russian leader with threats; Vladimir Putin responds with flattery. But there are notable signals in their jousting, including a revived discussion about nuclear arms control.

Trump Tests the Boundaries of the Presidency

Even more than in his first term, President Trump has mounted a fundamental challenge to the norms and expectations of what a president can and should do.