Portland Standard to Address Extreme Heat

The City of Portland has established as one of its climate objectives to reduce risks and impacts from heat, drought and wildfire by preparing for hotter, drier summers with increased incident of extreme heat days.14A Decrease Urban Heat Islands – Decrease the urban heat island effect, especially in areas with populations most vulnerable to heat, through strategies such as revegetation, tree preservation planting and maintenance, de-paving and porous pavement, green infrastructure like bioswales and ecoroofs and site development performance standards.