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.

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

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.

In a sweeping order, President Trump halted federal approvals for new wind farms, in a move that could affect projects on land and in the ocean.

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.

Periods of low sun and wind, a weather pattern known as a Dunkelflaute, can increase electricity prices and stoke political tensions.

Gov. Kathy Hochul is contending with pressure from environmental advocates and President-elect Donald Trump as she charts a path forward.

© Erika P. Rodriguez for The New York Times