Climate Accountability in Court: The U.S. Supreme Court heard arguments in Boulder County’s bid to make oil companies pay for climate-driven harms, with justices probing whether state lawsuits are blocked by federal authority—an outcome that could reshape climate litigation nationwide. Extreme Heat and Pregnancy Risks: UN climate chief Simon Stiell warned that rising temperatures are increasingly linked to premature births, stillbirths, low birth weight, and maternal complications, especially for vulnerable communities. Pre-COP31 Pacific Focus: Fiji and Tuvalu hosted pre-COP31 meetings highlighting frontline impacts of warming seas; Fiji also launched a $5.2M five-year carbon market plan aimed at attracting climate finance. Air Pollution and Smog Cuts: EPA urged schools in Lahore to promote carpooling to curb vehicular emissions during smog season, while Delhi tightened winter rules with “no PUCC, no fuel” enforcement. Local Climate Action: Bangor, Maine considered a climate rebate program for heat pumps, solar, and weatherization to cut bills and emissions. PFAS Firefighting Ban: Pennsylvania advanced a bill to bar PFAS firefighting foam manufacture and use, moving next to the House. Food and Farming Trade-offs: Studies flagged that high-rate green manure can boost toxic hydrogen sulfide in rice paddies, while other research explores microbes and soil approaches to reduce heavy metal buildup in rice. Coastal Cleanup: Delaware volunteers removed 3,800 pounds of trash ahead of a nor’easter, reducing debris likely to wash into waterways.