A quick Google search reveals there to be seven, ten, five, four or eight 'years to save the planet', depending on your headline writer and expert of choice {'Eleven years to save the planet' seems at the moment a rallying cry still up for grabs}.
In the discussion of climate change urgency, various sources suggest differing timelines for when action must be taken to effectively save the planet. Some report a range of years from as few as four to more than eleven, reflecting the variability in expert opinions and media portrayals of the issue. This inconsistency can create confusion and urgency, depending on how the information is presented.
Bill Bryson's book, "Seeing Further: The Story...