Whether caused by humans, climate-cyclically natural or something of both. No matter what, climate change is happening. Previous climate conferences have hardly been able to take binding measures to protect the climate. This is mainly due to a lack of enormous or unavailable funds, together with national self-interests. Digital processes generate a global data volume of around 173 zettabytes in 2024, with around 527 ZB forecast for 2029 (Q. Statista). Block chain technology could generate a global cryptocurrency from these immense amounts of data, which is reserved for financing climate protection measures. It is about preserving earthly life in general, humans are only a part of it, but existentially dependent on it.