This number, or any other number, is a lie, which only discredits the climate change initiative. An honest estimate would be a 2-sigma range, e.g. $4..24T with

This number, or any other number, is a lie, which only discredits the climate change initiative. An honest estimate would be a 2-sigma range, e.g. $4..24T with 95% probability with such and such assumptions.