- “Indian black earth”—is prized among local farmers, and it is a direct contribution of the vanished Amazonian cultures. While most Amazonian earth is notoriously nutrient poor, yellowish, sterile, and unscented, there are extensive patches of soil that are mysteriously dark, moist, fragrant, and filled with insects, microbial life, and organic matter. Scholars have come to realize that by devising a way to enrich the soil, the early inhabitants of the Amazon managed to create a foundation for agriculture-based settlements much more populous than scholars had thought possible.
Tuesday, 21 February 2012
Another interesting link posted in the comments section of Gnolls from the most excellently named Jeffrey of Troy. He linked to an article in Discover Magazine that suggests that parts of the Amazon forests have a much misunderstood lineage - the forests themselves being modern phenomena under which is evidence of widespread slash and burn agriculture dating back nearly 10,000 years,