A study published last week in Environmental Science & Technology examined the presence of DDT-related chemicals in California condors, or preygoneesh, as the Yurok name them. The toxic chemicals have ...

There is an insecticide threatening the health of birds in Connecticut and the Connecticut Audubon Society hopes 2025 will be the year the state further restricts its use. “The evidence could hardly ...

When Christopher Tubbs joined an ambitious multinational effort to save California condors from the brink of extinction, he knew the odds of success were long. There were wind turbines that could ...

In birds, DDT kills off the young by interfering with the female’s egg-laying process. Though the exact chemistry is still obscure, the pesticide apparently sends the mother bird’s liver into a frenzy ...

The Dartmouth College researcher and co-founder of the Environmental Defense Fund called the battle against DDT a central feature of his life. He died on July 6 at the age of 92. CONCORD, N.H. — In ...

In the 1940s and 1950s, the ocean off the coast of Los Angeles was a dumping ground for the nation's largest manufacturer of the pesticide DDT—a chemical now known to harm humans and wildlife. Due to ...