(OF)2 YouthCalculator

YouthCalculatorThe "(OF)2: Our Footprints, Our Future!" YouthCalculator was developed by iEARN in conjunction with ZeroFootprint.net. It provides a fun and easy way for youth (ages 19 and younger) to both measure and reduce their carbon footprint as part of a global community of youth. Youth will be able to measure the impact they are having, as well as discuss the results and share strategies for reducing the carbon footprint of their families, schools, and communities in the iEARN Forum dedicated to the (OF)2 project. TheYouthCalculator was created specifically for youths, and takes YouthCalculatorinto account the differences in lifestyle around the world. It is currently available in four languages at:


The goal is for one million students around the world to join together with their families, their schools, and their communities to reduce the total global carbon footprint.

Calculators for Adults

The (OF)2 YouthCalculator is designed to be used by youths (ages 19 and younger). However, Zerofootprint offers a calculator for adults at: http://www.zerofootprint.net/

There are also numerous other calculators designed for adults that can be found on the resources page of this website.

CO2 Reductions

as of
(in thousands of tonnes)