Changes

[[File:Coat of arms of Ontario.svg|thumb|Coat of arms of Ontario]]{{TOClimit|2}}

[[File:Coat of arms of Ontario.svg|Coat of arms of Ontario]]{{TOClimit|2}}

==Observed to date==

==Observed to date==

*IDF: Changing rainfall intensities affect stormwater runoff timing, peak rates and volumes; Methods have been relying on static IDF curves. Increased frequency of 12% and increase intensity of 16% of extreme precipitation events for 1958 - 2007 for the US Northeastern region <ref name = Larson>Larson, L, Nicholas Rajkovich, and Clair Leighton. 2011. “Green Building and Climate Resilience: Understanding Impacts and Preparing for Changing Conditions.” University of Michigan, 260. http://scholar.google.com/scholar?hl=en&btnG=Search&q=intitle:GREEN+BUILDING+AND+CLIMATE+RESILIENCE+Understanding+impacts+and+preparing+for+changing+conditions#0.</ref>

*IDF: Changing rainfall intensities affect stormwater runoff timing, peak rates and volumes; Methods have been relying on static IDF curves. Increased frequency of 12% and increase intensity of 16% of extreme precipitation events for 1958 - 2007 for the US Northeastern region <ref name = Larson>Larson, L, Nicholas Rajkovich, and Clair Leighton. 2011. “Green Building and Climate Resilience: Understanding Impacts and Preparing for Changing Conditions.” University of Michigan, 260. http://scholar.google.com/scholar?hl=en&btnG=Search&q=intitle:GREEN+BUILDING+AND+CLIMATE+RESILIENCE+Understanding+impacts+and+preparing+for+changing+conditions#0.</ref>