Water Footprint Calculator
Nature Conservancy Carbon Footprint Calculator
Environmental Defense Fund – Paper Calculator
Greenhouse Gas Equivalencies Calculator – US EPA
Durable Goods Calculator
US EPA’s WAste Reduction Model (WARM)
Recycled Content (ReCon) Tool
Northeast Recycling Council’s Environmental Benefits Calculator
http://www.nerc.org/topic_areas/environmental_benefits_calculator.html
Center For Clean Products and Clean Technologies – Electronics Environmental Benefits Calculator
http://eerc.ra.utk.edu/ccpct/eebc/eebc.html
Low Carbon Diet Calculator
Mercury (in seafood) Calculator
http://gotmercury.org/article.php?list=type&type=75
Greenhouse Gas Emissions Calculators (6 of them)
Cool It Campaign – Personal Emissions Calculator
Global Footprint Network – Ecological Footprint Calculator