A recently published study suggests that one of the world's most common pesticides may be contributing to the decline of one of its most-loved butterflies.
An international consortium of scientists is calling for more countries to get on board with restricting certain pesticides after two regions have taken strong action.
The federal government will begin phasing out the outdoor use of nicotine-based pesticides beginning in 2021, part of an effort to stem the mysterious decline of honey bee colonies around the world.