Sunday, January 27, 2013

Nature’s Capital Is The Limiting Resource–Paul Craig Roberts

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Nature’s Capital Is The Limiting Resource–Paul Craig Roberts
Jan 24, 2013 | Paul Craig Roberts

Life will perish as the environment perishes
21st century ecological economist


Only in science fiction can humans escape the consequences of destroying their own habitat. In Robert A. Heinlein’s Time Enough For Love, the “Great Diaspora of the Human Race” began “more than two millennia ago” and has spread to more than “two thousand colonized planets.” The once “lovely green planet” Earth is a slum planet barely able to support life where only the poorest live, Earth’s natural capital having been consumed over two thousand years ago. Humans have found the ability to rejuvenate themselves and to live almost endless lives, but they are unable to rejuvenate the planets whose natural capital they devour. Humans have not encountered “one race as mean, as nasty, as deadly as our own.” As homo sapiens use up the environments of colonized planets, “human intergalactic colony ships are already headed out into the Endless Deeps,” leaving their ruins behind them.

In his book, Collapse, University of California biogeography professor Jared Diamond describes the nonfictional past and present destruction of Earth’s natural capital. Surprisingly, Diamond begins his story of the self-destruction of Easter Island, Anasazi, and Maya civilizations with present-day Montana and ends with Australia. We think of these two lands as scenic, lightly populated, and largely untouched, but they have been brought to the brink of ruin. Diamond’s point is that modern scientific and technological man is no better at managing nature’s capital than previous societies.

Many associate ecological destruction with population pressure. However, the toxicity associated with mining, fracking, chemical fertilizer and GMO farming, and the adverse watershed effects of logging is turning even low density states such as Montana into an environment with ruined soil and water.

In Montana mining has produced a legacy of toxicity–mercury, arsenic, cyanide, cadmium, lead, and zinc. These toxic substances have found their way into Montana’s fishing rivers and into reservoirs. From reservoirs toxic substances have leaked into groundwater and into the wells that supply homes. In 1981 groundwater serving family wells in areas of Montana was found with arsenic levels 42 times higher than federal standards permit.

Before Montana could find ways to retrieve its water resources from the toxic run-offs from mining, a new threat has appeared: hydraulic fracking. Fracking uses huge amounts of surface water, which it infuses with toxic chemicals to aid the extraction of underground gas and oil deposits that are otherwise unrecoverable. The energy industry and its media shills are touting “energy independence” in order to sway the public away from environmentalists, who are warning of the dangers.

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