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Five of the top illuminating, inspiring and just plain cool Pacific Northwest science stories from 鈥淎ll Science. No Fiction.鈥�

Oregon鈥檚 Department of Agriculture began phasing out the use of chlorpyrifos in 2020. Now, the state will ban most of its uses this month 鈥� with some exceptions.

A major UC Merced study and survey detail the harsh conditions many of California鈥檚 farmworkers experience at home and work. The issues are under a spotlight following the recent mass shootings at two mushroom farms.

Attorney General Ellen Rosenblum said compounds in Monsanto's products continued to pollute Oregon's land and waterways many decades after the company knew its compounds were highly toxic.

A newly published study confirms for the first time that heavy pesticide use on illegal cannabis grows in Northern California is contaminating local waterways.

Results from 20 years of stream testing show voluntary program has succeeded in some areas, struggles in others

California is acting later than many states in regulating neonicotinoids, but its rules would be among the nation鈥檚 most extensive. They would change how growers kill pests on nuts, citrus and other fruit crops.

The new year will bring changes to the areas forest managers can spray pesticides in Oregon and how far away timber must be harvested from fish-bearing streams in the Siskiyou region.

You've probably seen private landowners posting homemade "NO SPRAYING" signs along the roadways that border their properties. Now some residentes are鈥�

The light regulatory touch preferred by the current White House means regulations proposed in earlier administrations are being altered or cancelled鈥�

The chemical glyphosate may not be a household word, but products that contain it get used in many households. Glyphosate is the key ingredient in鈥�

It's hard to imagine counting up to a billion of anything. But that's the approximate weight--in pounds--of pesticides used in the United States each鈥�