Evidence piles up for popular pesticides’ link to pollinator problems
![Pyrgus scriptura butterfly](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2016/08/081716_ht_neonicsticker_free.jpg?fit=860%2C460&ssl=1)
Butterfly species in Northern California, such as Pyrgus scriptura (shown), may suffer spillover effects of local neonicotinoid pesticide use.
Alan Schmierer/Flickr (Public Domain)