( February 18, 2026, 1:54 PM EST) -- MADISON, Wis. — Sierra Club and other advocates for the environment on Feb. 17 filed an amicus curiae brief in Wisconsin federal court in support of a Native American tribe that obtained an injunction against Enbridge Inc. and its affiliates to cease operation of an oil pipeline that crosses the tribe’s reservation, arguing that Enbridge would be in the same position had the tribe not objected to the state agency’s approval of the project and contending that the tribe’s objections “have merit.” Enbridge has moved to stay the injunction, which had been issued in 2023 after a federal judge determined that the condition of the pipeline presented a “real and unreasonable risk” of nuisance....