Climate Change in Summit 12 indicators covering climate change for Summit. IndicatorLatest Year10-yr change Rank Air temperature, hot days, tropical nights and icing days - Cities 10.79 Degrees celsius 2025 up 6.8% 793rd Air temperature, hot days, tropical nights and icing days - Cities 0.7473 Degrees celsius 2025 up 1,225.7% 588th Climate projections by scenario, 2030–2060 – Cities and FUAs 12.44 Degrees celsius 2060 up 0.3% 770th Climate projections by scenario, 2030–2060 – Cities and FUAs 1.86 Degrees celsius 2060 up 1.8% 490th Greenhouse gas emissions - Cities and FUAs — GHG emissions from 0.01 Tonnes of CO2-equivalent 2024 unchanged 695th Greenhouse gas emissions - Cities and FUAs — GHG emissions from 0.96 Tonnes of CO2-equivalent 2024 down 12.7% 122nd Greenhouse gas emissions - Cities and FUAs — GHG emissions from 1.85 Tonnes of CO2-equivalent 2024 up 10.8% 131st Greenhouse gas emissions - Cities and FUAs — GHG emissions from 1.79 Tonnes of CO2-equivalent 2024 up 10.5% 130th Greenhouse gas emissions - Cities and FUAs — GHG emissions from power 0.05 Tonnes of CO2-equivalent 2024 up 150.0% 564th Greenhouse gas emissions - Cities and FUAs — GHG emissions from road 1.34 Tonnes of CO2-equivalent 2024 down 0.7% 110th Greenhouse gas emissions - Cities and FUAs — GHG emissions total 4.51 Tonnes of CO2-equivalent 2024 up 1.1% 193rd Greenhouse gas emissions - Cities and FUAs — GHG emissions from 1.4 Tonnes of CO2-equivalent 2024 unchanged 113th