Carbon Footprint Calculators
This is a partial list of carbon calculators available on the Internet. If you have corrections or others to suggest, send email here. Definitions, methods, and level of detail vary substantially. The presence of many features does not ensure a high-quality calculation.
| Name |
Provider
|
Geographical
Coverage |
Household
Energy |
Household
Water |
Personal
Vehicles |
Public
Transit |
Personal
Air Travel |
Food
|
Goods
|
Household
Waste |
Services
|
Workplace
|
Business Travel
|
Comments
|
| Act On CO2 Calculator |
DEFRA
|
United Kingdom
(by postal code) |
x
|
|
x
|
|
|
|
|
|
|
|
|
|
| AirHead's Emissions Calculator |
Center for
Neighborhood Technology |
United States
(national average) |
x
|
|
x
|
|
x
|
|
|
|
|
|
|
|
| America Online's Personal Impact Calculator |
AOL
|
United States
(national average) |
x
|
|
x
|
|
|
|
|
x
|
|
|
|
|
| California Carbon Calculator |
California Air
Resources Board |
California
|
x
|
x
|
x
|
x
|
x
|
|
|
x
|
|
x
|
|
|
| Carbon Calculator |
Bonneville Environmental Foundation
|
United States
(by state) |
x
|
|
x
|
|
x
|
|
|
|
|
|
|
|
| Carbon Calculator |
CarbonFund.org
|
non-specific
|
x
|
|
x
|
|
x
|
|
|
|
|
|
|
|
| Carbon Calculator |
An Inconvenient Truth
|
United States
(by state) |
x
|
|
x
|
|
x
|
x
|
|
|
|
|
|
|
| Carbon Calculator |
Pure
|
United Kingdom
|
x
|
|
x
|
|
x
|
|
|
|
|
|
|
|
| Carbon Calculator |
GreenTags USA
|
United States (by state)
|
x
|
|
x
|
|
x
|
|
|
|
|
|
|
|
| Carbon Counter |
The Climate Trust
|
United States
(national average) |
x
|
|
x
|
|
x
|
|
|
|
|
|
|
Non-web-based business calculator available |
| Carbon Footprint Calculator |
BP
|
11 Countries
|
x
|
|
x
|
x
|
x
|
|
|
|
|
|
|
|
| Carbon Footprint Calculator |
The Nature Conservancy
|
United States
(by state) |
x
|
|
x
|
|
x
|
x
|
|
x
|
|
|
|
|
| Carbon Footprint Calculator |
Pacific Gas & Electric Company
|
non-specific
|
x
|
|
x
|
|
|
|
|
|
|
|
|
|
| Earth Conservation Profile |
EarthLab
|
International
(by country) |
x
|
|
x
|
x
|
x
|
|
|
|
|
x
|
|
|
| EnergyIQ |
LBNL
|
United States
(under dev't) |
|
|
|
|
|
|
|
|
|
x
|
|
|
| Fortis Investments Footprint Calculator |
Fortis Investments
|
Europe
(by country) |
x
|
x
|
x
|
x
|
x
|
x
|
|
x
|
|
|
|
Computes environmental damage cost and savings of various activities |
| Home Energy Saver |
LBNL
|
United States
(by zip code) |
x
|
|
|
|
|
|
|
|
|
|
|
|
| Home Energy Yardstick |
USEPA
|
United States
(by zip code) |
x
|
|
|
|
|
|
|
|
|
|
|
|
| ICLEI's Personal CO2 Calculation |
ICLEI
|
non-specific
|
x
|
x
|
x
|
x
|
x
|
|
|
|
|
|
|
|
| Lifecycle Climate Footprint Calculator |
UC Berkeley
|
United States
(by state) |
x
|
x
|
x
|
x
|
x
|
x
|
x
|
x
|
x
|
|
|
|
| LiveGreen Carbon Offset Program |
Sacramento Municipal Utility District
|
SMUD Service Territory
|
x
|
|
x
|
|
x
|
|
|
x
|
|
|
|
Allows multiple states, but all assumptions set for SMUD serice territory in California |
| My Green Lifestyle |
Yahoo! GREEN
|
United States
(by state) |
x
|
|
x
|
|
x
|
x
|
x
|
|
|
|
|
|
| Personal Emissions Calculator |
USEPA
|
United States
(national average) |
x
|
|
x
|
|
|
|
|
x
|
|
|
|
|
| Ratcliff Carbon Calculator | Ratcliff | Global, by country | x | x | Spreadsheet; not web based | |||||||||
| SafeClimate Carbon Dioxide Footprint Calculator |
World Resources Institute
|
non-specific
|
x
|
|
x
|
|
x
|
|
|
|
|
|
|
|
| See Green |
Tandburg
|
|
|
|
x
|
x
|
x
|
|
|
|
|
|
x
|
Special-purpose calculator for avoided meeting travel |
| Stop Global Warming Calculator |
Stopglobalwarming.org
|
non-specific
|
x
|
|
x
|
|
|
|
|
|
|
|
|
Only provides savings (not baseline or total footprint) |
| Travel Matters Emissions Calculators |
Center for
Neighborhood Technology |
United States
(by city) |
|
|
x
|
x
|
x
|
|
|
|
|
|
|
|
| WebEx Carbon Calculator |
WebEx
|
International
|
|
|
|
|
x
|
|
|
|
|
|
x
|
Special-purpose calculator for avoided meeting travel |
| www.fueleconomy.gov |
USDOE & USEPA
|
United States
(by vehicle make, model, and year) |
|
|
x
|
|
|
|
|
|
|
|
|
Special-purpose calculator for cars |
| Zerofootprint Carbon Calculator |
Zerofootprint Inc.
|
Canada & United States (national averages)
|
x
|
|
x
|
|
x
|
|
|
|
|
|
|