Calculators

Water Footprint Calculator
The Water Footprint Network is a dynamic, international learning community. We are a platform for connecting diverse communities interested in sustainability, equitability and efficiency of water use

Carbon Footprint Calculator
Provides a range of carbon management services including assessing your carbon emissions, verifying your own calculations, through to providing high quality carbon offsets to make your business carbon neutral. We also provide support in green marketing to ensure you avoid the common pitfalls and capitalize on your green investment.

Greenhouse Gas Emissions
The Greenhouse Gas Protocol (GHG Protocol) is the most widely used international accounting tool for government and business leaders to understand, quantify, and manage greenhouse gas emissions.

Ecological Footprint Quiz by Redefining Progress
Estimates the amount of land and ocean area required to sustain your consumption patterns and absorb your wastes on an annual basis.

Paper Calculator
The Paper Calculator is the premier tool for measuring the environmental impacts of paper and discovering the best paper choices

Walk Score
Walk Score uses a patent-pending system to measure the walkability of an address, in order to help people find a walkable place to live. This site provides a list of the most walkable neighborhoods in the United States and information on the benefits of living in a walkable city.