The Green Files > Natural ecosystems as a source of ideas

This Week in Evolutionhttp://blog.lib.umn.edu/denis036/thisweekinevolution/2008/02/natural_ecosystems_as_a_source.html [This Week in Evolution] The earlier story had valued that service at $60,000 per year (PNAS 101:12579) -- but then the farm in question replaced coffee with pineapple, which doesn’t need pollinators. By the logic of ecosystem services, “the monetary value of the pollinators in forest fragments around Finca Santa Fe dropped from $60,000 per year to zero.” But, McCauley pointed out, that’s only if we assume that ecosystem services are the only reason to conserve nature.

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Traditional Medicine and Health in Generalhttp://www.jamu.info/imva-bees-biological-geiger-counters-march-5-20.html [Traditional Medicine and Health in General] IMVA - Bees - Biological Geiger Counters - March 5, 20: “There is hardly any release to the aquatic ecosystem. The mercury is bound to clay, organic matter, humic acids, and so on.” Without the forest cover, exposed soil is washed into waterways as regularly as it rains.

jazzoLOG[jazzoLOG] The 6th Great Die-Off: We carried its seeds with us 50,000 years ago as we migrated beyond Africa with Stone Age blades, darts, and harpoons, entering pristine Ice Age ecosystems and changing them forever by wiping out at least some of the unique megafauna of the times, including, perhaps, the saber-toothed cats and woolly mammoths. When the ice retreated, we terminated the long and biologically rich epoch sometimes called the Edenic period with assaults from our newest weapons: hoes, scythes, cattle, goats, pigs.

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