Full Idea
In the year 1500 there were about 500 million Homo sapiens in the world. Today there are 7 billion. …Human population has increased fourteenfold, our production 240-fold, and energy consumption 115-fold.
Gist of Idea
Since 1500 human population has increased fourteenfold, and consumption far more
Source
Yuval Noah Harari (Sapiens: brief history of humankind [2014], 14 'Discovery')
Book Reference
Harari,Yuval Noah: 'Sapiens: a brief history of Humankind' [Vintage 2014], p.275
A Reaction
We really need to grasp how extraordinary this is.