ENVIRONMENT

Off the coast of Mexico, scientists have observed a pod of killer whales adapting new skills to help them hunt these docile giants of the sea.

Cranberry farmers in Massachusetts edged out by climate change and competition have found an exit strategy — selling their land for conservation.

No one anticipated that an initiative to save groundwater by delaying the annual rice season would aggravate northern India’s already miserable air pollution.

The enormous electricity needs of artificial intelligence are driving plans for scores of new fossil fuel plants with decades of expected service life.

U.S. Fish and Wildlife proposed that three populations of the world’s tallest land animal be classified as endangered, a move to clamp down on giraffe poaching.

Many industry and water officials argue plastic pipes pose no health risks, while some advocacy groups are raising the alarm.

The warning comes as a record-breaking dry spell and abnormally high temperatures have lowered reservoirs and fueled wildfires in the northeast.

Autocratic Azerbaijan is drawing criticism as COP29 host for its stance on fossil fuels, with President Ilham Aliyev calling them a “gift of the God.”

In the Pacific Northwest, hunters are seeking out the invasive barred owl in an effort to save the threatened northern spotted owl.

A pair of papers in the journal Nature shows how plankton are struggling to survive in warming seas.

The U.N. Climate Change Conference, or COP29, starts as the world’s nations have failed to deliver on the central pledge of last year’s negotiations.

New research shows how evaporation plays an increasingly important role in droughts in the West as temperatures rise.

Negotiators at a U.N. conference in Colombia agreed to launch a fund for companies that make money from nature to give a small share of it to host countries.

The lack of clarity around testing practices has raised concerns about risks from the roughly 14,000 lead pipes that carry water to homes across this city.

The British government settled for an undisclosed amount with the mother of a 9-year-old girl who was the first to have “air pollution” on her death certificate.

Meet the “beeple” who are setting records and supercharging wild-bee research in Pennsylvania.

Lead exposure, even at a low level, can cause serious developmental delays and other lifelong effects on children, such as hearing and speech challenges.

Nations will debate how to save species from extinction at a major U.N. biodiversity summit called COP16 in Colombia.