California Keeping Glyphosate Warning Rule Despite EPA’s Protest

California has no plans to change its rule that certain products containing the herbicide glyphosate require warnings to consumers that it could cause cancer, despite EPA saying the regulation misleads the public.

State officials declared glyphosate, which is in weedkillers like Roundup, a carcinogen in 2017 and added it to California’s Proposition 65 list, which requires warnings on consumer products if they pose a health risk.

The warnings requirement has been enjoined by courts, but the U.S. Environmental Protection Agency said Aug. 8 that it wouldn’t approve any labels for glyphosate products that warn of cancer because it is a ...