555 -- height, in feet, of the Washington Monument, the tallest structure in Washington, D.C. 575 -- height, in feet, of the new Three Gorges Dam in China (which is also wider than 100 Washington Monuments standing edge to edge) 4.3 million -- cubic meters of concrete needed to build the Panama Canal 26.4 million -- cubic meters of concrete needed to build the Three Gorges Dam 80 -- number of cracks, up to 8 feet in depth, that have appeared in the Three Gorges Dam since its construction 1 53 -- number of engineers and other experts in China …
Get Grist in Your Inbox
Worldwatch Institute is an independent research organization working for an environmentally sustainable and socially just society.
Spared by climate change: The 10 best cities to ride out hot times
Gut punch: Monsanto could be destroying your microbiome
Screwed by climate change: 10 cities that will be hardest hit
Fourth-grade filmmaker sneaks a camera into the cafeteria to document his gross school lunch
Antarctica’s “bleeding glacier” is kind of terrifying