Washington D.C., Ottawa, Toronto, Vancouver and San Francisco

Date	Trip	Distance (km)	CO₂ (kg)
21 Oct 2011	London Heathrow Airport, England (LHR) Montréal–Trudeau International Airport, Canada (YUL) Washington Dulles International Airport, United States (IAD)	6008	950
25 Oct 2011	Washington Dulles International Airport, United States (IAD) Ottawa International Airport, Canada (YOW)	724	115
27 Oct 2011	Ottawa Train Station, Canada (XDS) Toronto Union Station, Canada (YBZ)	356	12
30 Oct 2011	Toronto Pearson International Airport, Canada (YYZ) Vancouver International Airport, Canada (YVR)	3350	530
03 Nov 2011	Pacific Central Station, Canada (XEA) Emeryville, United States	1275	41
06 Nov 2011	San Francisco International Airport, United States (SFO) Toronto Pearson International Airport, Canada (YYZ) London Heathrow Airport, England (LHR)	9346	1477