Emissions by Region
Durham includes the cities of Oshawa and Pickering, the towns of Whitby and Ajax, the Municipality of Clarington, and the Townships of Scugog, Uxbridge, and Brock.
5.7 MtCO2eq total 2021 carbon emissions
11% of GTHA emissions
696,992 Population (2021)
9.6% GTHA population
2,524 km2 land area
5.7 MtCO2eq
Total 2021 carbon emissions
Durham Total Emissions 2016-2021
Durham Total Emissions 2016-2021
Durham 2021 Emissions Breakdown
Durham 2021 Emissions Breakdown


  • Emissions increased by 4.5% in 2021 and are approaching pre-pandemic levels.
  • Industrial emissions increased by 8.7% and are now Durham’s largest source of emissions.

Innovation in Durham

The Town of Ajax and the City of Pickering adopted green development standards, joining the Town of Whitby in Durham. As well as the better energy efficiency, affordability, and health requirements, Ajax and Pickering are both requiring multi-family developments over a certain size in each municipality to have at least half of their parking spaces EV ready.