Nations are in effect ceding portions of their sovereignty to the international community and beginning to create a new system of international environmental governance.
The 20th century was the time when the world turned to use of fossil fuels and the 21st century will be the century of the renewables.
The throwaway economy that has been evolving over the last half-century is an aberration, now itself headed for the junk heap of history.
Saving Greenland is both a metaphor and a precondition for saving civilization. If its ice sheet melts, sea levels will rise 23 feet. Hundreds of coastal cities will be abandoned. The rice growing river deltas of Asia will be under water. There will be hundreds of millions of rising-sea refuges. The word that comes to mind is chaos. If we cannot mobilize to save the Greenland ice sheet; we probably cannot save civilization as we know it.
In the Middle East, where populations are growing fast, the world is seeing the first collision between population growth and water supply at the regional level. For the first time in history, grain production is dropping in a geographic region with nothing in sight to arrest the decline. Each day now brings 10,000 more people to feed and less irrigation water with which to feed them.
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