Estimated cumulative emissions from fossil fuel use, cement production and land-use change since industrialization began are

573,253,342,753

tonnes of carbon.

Explore what this means

Cumulative emissions matter, because the total amount of carbon dioxide that can be released into the atmosphere is limited if we are to avoid dangerous climate change. The limit depends on:

How much warming should we expect per tonne of carbon released into the atmosphere?

At what level do you want global temperatures to peak?

Find out more...