Tree farmers and the marketing group that supports them want more Americans to buy live-cut trees. A new Home Depot ad gave them holiday hope.

© Amanda Lucier for The New York Times

A 17-year-old worker died at a pork producer in Nebraska run by the governor’s family. Two investigations later, the boy’s mother is still searching for answers.

© Christopher Smith for The New York Times

Restricting Tehran’s growth and water use — however politically difficult — would be more prudent than trying to engineer ever more elaborate workarounds.

Restricting Tehran’s growth and water use — however politically difficult — would be more prudent than trying to engineer ever more elaborate workarounds.

GPS collars on cattle are letting ranchers remove fences in the West. That’s good for wildlife and for the land.

© Will Warasila for The New York Times

An unrelenting gloom has blanketed much of the state’s Central Valley since late November.

© Tayfun Coskun/Anadolu, via Getty Images

Readers react to Daniela Lamas’s essay on the moral dilemma posed by a patient who refused her advice, then died. Also: Managing methane on farms.

Executives on a DealBook Summit task force panel said fear was not the way to build teams capable of navigating difficult times.

The federal aid comes after China boycotted American farm products in retaliation for U.S. tariffs.

The president rolled out a $12 billion bailout for farmers as he makes the case that his policy is working — or will soon.

The Treasury Secretary said on Sunday he recently shed his holdings to comply with his federal ethics agreement.

As some lawmakers press U.S. universities to curtail ties with China, a postdoctoral student’s prosecution raises questions about how big the danger actually is.