Free Republic 3rd Qtr 2025 Fundraising Target: $81,000 Receipts & Pledges to-date: $2,910
3%  
Woo hoo!! 3rd Qtr 2025 FReepathon is now underway!!

Keyword: bodeledepression

Brevity: Headers | « Text »
  • The African Source Of The Amazon's Fertilizer

    11/18/2006 4:22:58 PM PST · by blam · 23 replies · 1,078+ views
    Science News Magazine ^ | 11-18-2006 | Sid Perkins
    The African source of the Amazon's fertilizer Sid Perkins In the winter months in the Northern Hemisphere, massive dust storms from the African Sahara waft southwest across the Atlantic to drop tons of vital minerals on the Amazon basin in South America. Now, scientists have pinpointed the source of many of those dust storms and estimated their dust content. ON THE WAY. Satellite photo shows dust (arrow), bound for the Amazon, blowing away from the Sahara's Bodélé depression. NASA The Amazonian rainforest depends on Saharan dust for many of its nutrients, including iron and phosphorus (SN: 9/29/01, p. 200: http://www.sciencenews.org/articles/20010929/bob9.asp)....
  • Slow death of Africa's Lake Chad

    04/16/2006 2:29:22 PM PDT · by SunkenCiv · 16 replies · 871+ views
    BBC News ^ | Friday, 14 April 2006 | Andrew Bomford
    Lake Chad, which once straddled the borders of Chad, Niger, Nigeria and Cameroon, has shrunk by an estimated 95% since the mid 1960s, due to the growth of agriculture and declining rainfall. Image: Unep