價格：免費
檔案大小：2.5 MB
版本需求：需要 iOS 6.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Input some basic data about how you live, like car mileage and electric bill, to calculate your individual carbon footprint. The app extrapolates into the future of atmospheric CO2 concentration and suggests improvements to reduce emissions.
Calculations are approximate and assume the user lives in the United States.
支援平台：iPhone, iPad