Clean Aviation Fuel Deal: GS Caltex will supply DHL Express in Korea with 2,000 tons of neat SAF for one year, aiming to cut air-freight emissions and expand production capacity via a dedicated co-processing line. Urban Nature & Water: Siheung’s 21st Tidal Creek Festival runs Sept. 18–20 at Gaetgol Eco Park, spotlighting tidal-creek ecology, salt-farm history, and resident-led art and upcycling activities. Seoul Housing (Redevelopment): Jungnang-gu’s Myeonmok 7 private redevelopment cleared Seoul’s integrated review, paving the way for 1,515 homes (290 public) with upgrades to walkways, parks, and disaster-prevention planning. Climate & Biodiversity Watch: Reports highlight “slumping” soft-coral concerns in Korea’s waters, with divers and scientists tracking climate-linked stress. Student Innovation for Sustainability: Samsung Solve for Tomorrow picks Maharashtra teams working on PFAS-free biodegradable firefighting foam and circular denim systems, alongside other AI and sustainability ideas. Energy Transition Partnerships: Hyundai Motor Group and the AfDB signed an LOI to support Africa’s clean energy transition through mobility, infrastructure, and development financing.