Archive for June 20th, 2014

An amazing statistic

Friday, June 20th, 2014

I know that China has been building like crazy the past years, and it is obvious that in order to build stuff one needs cement (to make concrete). What I never realized is just how much cement China has used in the past years…the graphic below puts things into perspective…pretty mind-blowing ah?

 

 

(via Bill Gates; from Making the Modern World: Materials and Dematerialization, by the historian Vaclav Smil)

QOTD June 20 2014

Friday, June 20th, 2014

William Cowper: “The only true happiness comes from squandering ourselves for a purpose.”