France, Feb. 11 -- The Loi Duplomb, named after conservative senator Laurent Duplomb who proposed it, claims to ease pressure on farmers by loosening rules on pesticide use, large-scale livestock farming and water storage projects.

Backed by the government and major farming unions, the law was passed on 8 July 2025.

It was immediately contested by some scientists, health experts and environmental groups because it reauthorised acetamiprid, part of the neonicotinoid group of pesticides banned in France in 2018 for harming bees and other pollinators.

Within days, a student-led petition denouncing the law as a "public health and environmental aberration" gathered more than 500,000 signatures. By the end of 2025, more than 2 million people...