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Tag Archives: artificial fertilizer

Peak water developments….Our water footprints; see old Water Shed idea

Saturday, April 19, 2008

How much Virtual Water is in your shirt?
Virtual Water is a measure of all the water it takes to make the products you use. Waterfootprint.orgcalculates that a new cotton shirt uses 2,700 liters. That’s a tally of the water evaporated in irrigating and growing the cotton, and the water needed to wash away the fertilizers and [...]

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Intensive crop culture for high population is unsustainable by Peter Salonius

Monday, February 11, 2008

from Culture Change.org

Intensive crop culture for high population is unsustainable

Written by Peter Salonius

Editor’s note: The following essay by soil scientist Peter Salonius is Part One of his two-part series for Culture Change that bursts the delusion of agriculture’s providing for a large human population long-term. If after reading it [...]

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Haber-Bosch process has often been called the most important invention of the 20th century

Saturday, October 13, 2007

this ties in with the earlier post on Peak Phosphorus
from Juergen Schmidhuber’s site
Since age 15 or so Prof. Jürgen Schmidhuber’s main scientific ambition has been to build an optimal scientist, then retire. In 2028 they will force him to retire anyway. By then he shall be able to buy hardware providing [...]

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