OUR MISSION: ACER ACER supports communities, government agencies and corporations in taking action to reduce biodiversity loss and strengthen climate resilience by increasing and monitoring urban and riparian zone forest canopy.

Climate Data

In this section, you will find some of the maps generated by Environment Canada, Emergency Management Ontario, MNR.

ColdDroughtFlood/RainfallFogHailHealthHeatSnowHurricaneIce StormLightningMarineTornadoWind
Other Publications:

Article: Don MacIver, Sadia Butt, Joan Klaassen, Heather Auld, 2009, December Issue of Municipal World: “Severe weather is the number one risk to municipalities in Ontario