The primeval forests of the past and the biodiversity of today
Notions of the ecosystems of the past plays a major role in the debate on biodiversity. Professor emeritus Bent Odgaard and others document on the basis of measuring e.g. titanium in a borehole on Mols that the primeval forest before agriculture came was dense and not particularly affected by large grazers in contrast to theories of rewilding
![Bent Odgaard, professor emeritus, Department of Geoscience Bent Odgaard, professor emeritus, Department of Geoscience](/fileadmin/www.geo.au.dk/nyheder/2021/Bent_Odgaard.jpg)
Read the article by Odgaard and Klamt on Videnskab.dk. (In Danish)
Read the following comments from the biologists Ejrnæs, Bruun og Svenning.
Read Odgaard and Klamt's response to the comments.