Preliminary data from the first few weeks of New York City’s tolling plan show a possible uptick in traffic in the neighborhood.

The pause affects billions of dollars and is delaying home repairs, factory construction and other projects, many in states that voted Republican.

Around the world, other communities are experimenting with ideas that Los Angeles could borrow as it rebuilds from disastrous wildfires.

The former governor of North Dakota is promoting President Trump’s “energy dominance” agenda and wants more oil, gas and mining on public lands.

The former New York congressman has little experience in environmental policy. He is expected to follow orders to weaken climate rules.

Some $35 billion is aimed at building small solar sites in rural areas and other improvements. The World Bank chief called the project “foundational to everything.”

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.

His executive orders ultimately seek to make the market for oil and gas as big as possible.

There are 206 coal-burning power plants left in the United States, which supply about 16 percent of the country’s energy. Experts say burning more doesn’t make financial sense.

“I’d rather see the states take care of their own problems,” the president said. Federal emergency managers from both parties have made the same argument.

The president wants to honor a predecessor, William McKinley, by returning his name to North America’s highest peak. The state’s senators prefer the Native name.

Most major economies are investing in ever-cheaper solar and wind power. The United States risks further ceding a global market to China.

C.E.O.s, policymakers and billionaires at the World Economic Forum’s conference have long pledged to fight climate change. Has it done any good?

Legal experts said the president was testing the boundaries of executive power with aggressive orders designed to stop the country from transitioning to renewable energy.

Officials and business executives at the annual gathering in Switzerland said the fight against global climate change would continue with or without the United States.

President Trump made major policy moves immediately after taking office, withdrawing from major international agreements, promising steep tariffs and pardoning nearly all of the Jan. 6 rioters.

The president said he’d declare an energy emergency, increase drilling and end support for electric cars. His pivot to oil and gas follows the hottest year in recorded history.

The United States will be one of only four countries outside the Paris Agreement, which is designed to reduce global greenhouse gas emissions.

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