Editor's note: This story follows Environmental Protection Agency guidance and uses pesticide as an umbrella term for substances that control pests.
Earlier this month, a second Wyoming man filed a federal lawsuit against the agribusiness giant, Monsanto. It’s one of more than 18,000 lawsuits claiming the world’s most widely used pesticide causes cancer and that Monsanto has tried to cover up the risks. Reports that some agricultural experts in Montana are concerned that growing public scrutiny could affect trade and take away a tool for farmers. Others say they’re already losing that tool as weeds become more resistant.