Tunguska Catastrophe: Evidence Of Acid Rain Supports Meteorite Theory
Friday, July 18, 2008 - 09:35
in Earth & Climate
The Tunguska catastrophe in 1908 evidently led to high levels of acid rain. This is the conclusion reached by Russian, Italian and German researchers based on the results of analyses of peat profiles taken from the disaster region. In peat samples corresponded to 1908 permafrost boundary they found significantly higher levels of the heavy nitrogen and carbon isotopes 15N and 13C.