US Climate Litigation: DC Circuit Reinstates $20B EPA Grant Program, Delta Greenwashing Case Survives

The DC Circuit reinstated the $20 billion EPA Greenhouse Gas Reduction Fund grant program pending litigation on August 5, 2026, blocking the Trump administration's termination of the program — a significant ruling for clean energy project financing and the legal posture of federal climate fund litigation. Separately, a damages claim against Delta Air Lines for alleged greenwashing of its carbon-neutrality commitments survived its latest challenge in the same week, keeping alive the theory that airline net-zero marketing creates legally cognizable consumer harm notwithstanding the difficulty of quantifying damages from carbon offset discrepancies. The Tenth Circuit also revived a Clean Air Act citizen suit against Suncor's refinery (August 3), demonstrating continued vitality of citizen enforcement even as federal regulatory climate has shifted. Collectively, the week's US climate docket shows a bifurcated system: courts actively protecting federally funded climate programs from executive termination while also advancing private greenwashing accountability, independent of the SEC rescission trajectory.