Power Grid Security: Germany is investigating a fire at a Berlin electricity substation and whether it was sabotage, as police hunt a suspected militant climate activist linked to attacks on substations that temporarily shut equipment at coal plants. Heat & Health: The WMO warns wildfires and heatwaves are worsening air quality, with wildfire smoke driving higher exposure to toxic fine particles even as industrial and transport pollution falls. Climate Extremes: UN and WMO forecasts say a supersized El Niño could intensify heat and extreme weather impacts across Europe into 2027. Extreme Weather in Spain: Spain faces another burst of September heat with warnings in multiple regions before temperatures drop sharply midweek. Baltic Sea Risks: A Polish think tank says Russia’s hybrid activity is raising risks to Baltic energy, ports, shipping and offshore wind, underlining the region’s growing strategic role. Green Transition Economics: European carmakers hesitate over hydrogen-based “green steel” because customers won’t pay more and steel’s climate benefits are invisible to buyers. Circular Materials: Netherlands regulators order McDonald’s to stop using prohibited single-use cups for on-site dining, pushing reusable packaging rules. Arctic Geopolitics: EU leaders plan a Greenland investment boost tied to renewable energy and critical minerals as climate change reshapes access and power in the Arctic. Industrial Decarbonisation: Metso is set to deliver DRI smelting furnace technology for Eti Bakir’s Mazidagi plant in Turkey, aiming to cut footprint while turning leach residue into iron and slag.