One widely available weed killer is atrazine. While the herbicide is still being investigated for potential dangers to humans, research suggests atrazine has adverse effects on numerous other species.

Atrazine is one of the most commonly used herbicides in the United States: Approximately 80 million pounds of it are used across the country each year. It's a common contaminant of ground, surface and ...

WASHINGTON— Public-interest groups sued the Environmental Protection Agency today over its decision to reapprove atrazine, an endocrine-disrupting herbicide banned across much of the world. Atrazine ...

SAN FRANCISCO (CN) — Conservation groups on Wednesday urged the Ninth Circuit to require the U.S. Environmental Protection Agency to complete its reevaluation of atrazine, an herbicide the groups fear ...