10 February 2019

Investors are blind to a $5.3 trillion risk in America’s west, . . and it’s all about a lack of water

Overuse and climate change are sapping the Colorado river, source of a fifth of U.S. GDP and at least $1.3 trln of market value. The feds and basin states are struggling to adapt, but investors pay little heed.
Viewsroom: U.S. water crisis may evaporate wealth               
7 February 2019 By Jennifer Saba, Antony Currie


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Lighting Then VS Now: Fire Before Electricity

3 main sources of light