
Dedication 1. Dr. Wim G. Sombroek, H. van Baren; Dedication 2. Thanks, Wim, R.W. Arnold; Foreword - A Few Words about Wim Sombroek, C.C. Mann; 1 Discovery and Study of Amazonian Dark Earths: The PreSombroek Period (1870-1959), W.I. Woods and W.M. Denevan; 2 PreEuropean Continuity...


Amazonian soils are almost universally thought of as extremely forbidding. However, it is now clear that complex societies with large, sedentary populations were present for over a millennium before European contact. Associated with these are tracts of anomalously fertile, dark...