2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Total Space Heating GHG Emissions Excluding Electricity (Mt of CO2e) | 3.5 | 3.4 | 3.1 | 2.8 | 2.7 | 3.1 | 3.1 | 3.1 | 3.1 | 3.0 | 2.9 | 3.0 | 2.7 | 2.6 | 2.5 | 2.4 | 2.4 | 2.6 | |
GHG Emissions by System Type (Mt of CO2e) | |||||||||||||||||||
Heating Oil – Normal Efficiency | 0.2 | 0.2 | 0.1 | 0.1 | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Heating Oil – Medium Efficiency | 0.1 | 0.2 | 0.1 | 0.1 | 0.1 | 0.2 | 0.2 | 0.2 | 0.2 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.0 | |
Heating Oil – High Efficiency | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Natural Gas – Normal Efficiency | 1.4 | 1.2 | 1.2 | 0.9 | 0.8 | 0.8 | 0.7 | 0.6 | 0.5 | 0.4 | 0.3 | 0.2 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Natural Gas – Medium Efficiency | 0.8 | 0.8 | 0.9 | 0.9 | 0.9 | 1.1 | 1.2 | 1.3 | 1.3 | 1.4 | 1.3 | 1.4 | 1.3 | 1.3 | 1.2 | 1.1 | 1.1 | 1.2 | |
Natural Gas – High Efficiency | 0.4 | 0.4 | 0.5 | 0.5 | 0.5 | 0.6 | 0.6 | 0.7 | 0.7 | 0.8 | 0.8 | 0.9 | 0.9 | 0.9 | 0.9 | 0.9 | 1.0 | 1.2 | |
Electric | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Heat Pump | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Other2 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.0 | 0.0 | |
Wood | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Dual Systems | |||||||||||||||||||
Wood/Electric | 0.3 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.2 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | |
Wood/Heating Oil | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Natural Gas/Electric | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | |
Heating Oil/Electric | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Shares (%) | |||||||||||||||||||
Heating Oil – Normal Efficiency | 6.5 | 5.6 | 2.6 | 2.1 | 2.7 | 1.9 | 1.5 | 1.5 | 1.3 | 1.1 | 0.8 | 0.6 | 0.6 | 0.4 | 0.5 | 0.4 | 0.2 | 0.1 | |
Heating Oil – Medium Efficiency | 3.9 | 5.2 | 2.6 | 2.6 | 4.3 | 5.4 | 5.7 | 6.2 | 5.0 | 4.9 | 3.9 | 3.4 | 3.1 | 3.0 | 3.1 | 3.0 | 2.1 | 1.4 | |
Heating Oil – High Efficiency | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Natural Gas – Normal Efficiency | 39.3 | 36.3 | 36.8 | 33.3 | 28.8 | 24.5 | 21.4 | 17.9 | 15.0 | 11.7 | 9.2 | 6.6 | 3.8 | 1.6 | 0.9 | 0.3 | 0.1 | 0.0 | |
Natural Gas – Medium Efficiency | 23.7 | 24.9 | 29.8 | 32.1 | 33.8 | 35.2 | 38.3 | 40.1 | 42.4 | 44.7 | 46.6 | 48.2 | 49.0 | 49.5 | 48.7 | 47.7 | 46.3 | 44.2 | |
Natural Gas – High Efficiency | 11.2 | 11.9 | 14.4 | 15.8 | 17.0 | 18.1 | 20.1 | 21.3 | 23.7 | 25.8 | 28.4 | 30.8 | 33.0 | 35.4 | 37.3 | 39.7 | 41.9 | 44.2 | |
Electric | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Heat Pump | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | |
Other2 | 2.0 | 2.5 | 2.6 | 2.8 | 2.4 | 3.9 | 2.6 | 3.0 | 3.5 | 2.6 | 2.9 | 2.7 | 2.7 | 2.6 | 2.4 | 2.3 | 1.9 | 1.8 | |
Wood | 1.0 | 1.1 | 1.2 | 1.1 | 1.1 | 0.9 | 0.7 | 0.8 | 0.7 | 0.7 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | 0.5 | 0.6 | 0.6 | |
Dual Systems | |||||||||||||||||||
Wood/Electric | 7.3 | 7.0 | 7.3 | 7.4 | 6.6 | 5.6 | 4.9 | 4.6 | 4.6 | 4.5 | 4.0 | 4.2 | 4.2 | 3.9 | 3.8 | 3.4 | 3.9 | 4.7 | |
Wood/Heating Oil | 3.2 | 3.6 | 1.2 | 1.2 | 1.6 | 2.5 | 2.6 | 2.6 | 1.8 | 1.8 | 1.4 | 1.0 | 0.9 | 0.7 | 0.6 | 0.5 | 0.6 | 0.6 | |
Natural Gas/Electric | 1.1 | 1.1 | 1.3 | 1.4 | 1.4 | 1.4 | 1.5 | 1.5 | 1.6 | 1.7 | 1.8 | 1.9 | 2.0 | 2.1 | 2.1 | 2.2 | 2.3 | 2.3 | |
Heating Oil/Electric | 0.7 | 0.8 | 0.2 | 0.2 | 0.3 | 0.6 | 0.6 | 0.6 | 0.4 | 0.4 | 0.3 | 0.2 | 0.2 | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 | |
GHG Intensity (tonne/TJ) | 37.8 | 37.7 | 36.0 | 35.6 | 35.3 | 36.3 | 36.2 | 35.7 | 34.4 | 34.2 | 34.4 | 33.3 | 32.3 | 31.9 | 31.3 | 32.2 | 31.8 | 31.9 | |
Heat Gains (PJ) | 9.5 | 9.4 | 9.7 | 9.0 | 9.2 | 9.7 | 9.8 | 10.3 | 11.1 | 10.8 | 9.8 | 10.9 | 10.4 | 10.2 | 9.9 | 8.8 | 9.1 | 9.7 | |
Heating Degree-Day Index | 0.97 | 0.95 | 0.95 | 0.87 | 0.85 | 0.89 | 0.91 | 0.96 | 1.00 | 0.98 | 0.88 | 0.99 | 0.96 | 0.92 | 0.88 | 0.83 | 0.83 | 0.83 |
Footnotes:
1) Data on GHG emissions are presented excluding GHG emissions related to electricity production only.2) “Other” includes coal and propane.