carbon footprint calculator

we're working around the world to protect the lands and waters on which all life depends and fight climate change. join us.

what is your ecological footprint? how many planets does it take to support your lifestyle? take this free quiz to find out!

we know that human beings are totally dependent on nature — and that when we work to save nature, we're really working to save ourselves. ci is helping to build a healthier, more prosperous and more productive planet, for you and for everyone.

leading online carbon footprint calculation tools and information to help reduce and offset your emissions - for business and individuals.

the planet is in crisis - from climate change to the pollution in our oceans and devastation of our forests. it's up to all of us to fix it. take your first step with our environmental footprint calculator.

launch secure, feature-rich and globally scalable cards faster, easier and sustainably.