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Line 126: − − [[File:Screenshot 2025-08-29 140530.png|400px|thumb|right|Risk thresholds are a useful tool when prioritizing climate change impact management efforts. Low impact and low frequency events may not require management planning, while high impact and high frequency events require adaptation strategies (MECP, 2022)<ref name = MECP2022>Ministry of the Environment, Conservation and Parks (MECP). 2022. Low Impact Development Stormwater Management Guidance Manual. https://ero.ontario.ca/public/2022-01/Draft%20LID%20Stormwater%20Management%20Guidance%20Manual%202022.pdf</ref>]] Line 139:
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→Tailoring LID features to climate change
#Calculate projected temperature change – Determine mean annual temperature change between reference and future periods using climate change scenarios
#Calculate projected temperature change – Determine mean annual temperature change between reference and future periods using climate change scenarios
#Summarize results – Report both the median and 75th percentile of projected temperature changes from all climate change scenarios for use in future IDF curve calculations.
#Summarize results – Report both the median and 75th percentile of projected temperature changes from all climate change scenarios for use in future IDF curve calculations.
====External Sources on Climate Change & IDF Curves====
====External Sources on Climate Change & IDF Curves====
===Climate risk and uncertainty===
===Climate risk and uncertainty===
====Risk====
====Risk====
[[File:Screenshot 2025-08-29 140530.png|400px|thumb|right|Risk thresholds are a useful tool when prioritizing climate change impact management efforts. Low impact and low frequency events may not require management planning, while high impact and high frequency events require adaptation strategies (MECP, 2022)<ref name = MECP2022>Ministry of the Environment, Conservation and Parks (MECP). 2022. Low Impact Development Stormwater Management Guidance Manual. https://ero.ontario.ca/public/2022-01/Draft%20LID%20Stormwater%20Management%20Guidance%20Manual%202022.pdf</ref>]]
[[File:Screenshot 2025-08-29 144313.png|400px|thumb|right|Historical (grey) global surface temperature compared to a range of projected future surface temperatures based on five emission scenarios (from very low to very high). Not only is the state of future emissions uncertain, but there is also uncertainty associated with each scenario – indicated by the red and blue shaded areas (City of Toronto, 2024)<ref>City of Toronto. 2024. Toronto’s Current and Future Climate. https://www.toronto.ca/wp-content/uploads/2024/12/949f-TorontosCurrentandFutureClimate-REPORT-Final.pdf</ref>]]
[[File:Screenshot 2025-08-29 144313.png|400px|thumb|right|Historical (grey) global surface temperature compared to a range of projected future surface temperatures based on five emission scenarios (from very low to very high). Not only is the state of future emissions uncertain, but there is also uncertainty associated with each scenario – indicated by the red and blue shaded areas (City of Toronto, 2024)<ref>City of Toronto. 2024. Toronto’s Current and Future Climate. https://www.toronto.ca/wp-content/uploads/2024/12/949f-TorontosCurrentandFutureClimate-REPORT-Final.pdf</ref>]]