Some may think that the UN chief is exaggerating the threat of climate change, and that David Attenborough is overly alarmist in warning that the collapse of civilization is on the horizon. This slideshow summarises why that would be a mistake.
And if one accepts that premise, there is an interesting corollary for all people working in the energy industry.
As usual, those who would like to see or use the original powerpoint, with source urls as notes to slides, can do so in this folder.