Spektrum (inoffiziell)Im Erdmittelalter kam es mehrfach zu einem kritischen Sauerstoffmangel in den Ozeanen. Grund war wohl die verstärkte Verwitterung von Basalt, ausgelöst durch tektonische Prozesse.<a href="https://anonsys.net/search?tag=Erdgeschichte" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Erdgeschichte</span></a> <a href="https://anonsys.net/search?tag=Gestein" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Gestein</span></a> <a href="https://anonsys.net/search?tag=Basalt" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Basalt</span></a> <a href="https://anonsys.net/search?tag=Anoxisch" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Anoxisch</span></a> <a href="https://anonsys.net/search?tag=Verwitterung" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Verwitterung</span></a> <a href="https://anonsys.net/search?tag=Massenaussterben" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Massenaussterben</span></a> <a href="https://anonsys.net/search?tag=Aussterben" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Aussterben</span></a> <a href="https://anonsys.net/search?tag=Kreidezeit" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Kreidezeit</span></a> <a href="https://anonsys.net/search?tag=Erdmittelalter" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Erdmittelalter</span></a> <a href="https://anonsys.net/search?tag=Mesozoikum" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Mesozoikum</span></a> <a href="https://anonsys.net/search?tag=Sauerstoff" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Sauerstoff</span></a> <a href="https://anonsys.net/search?tag=Sauerstoffmangel" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Sauerstoffmangel</span></a> <a href="https://anonsys.net/search?tag=ErdeUmwelt" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ErdeUmwelt</span></a> <a href="https://anonsys.net/search?tag=Biologie" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Biologie</span></a><br><a href="https://www.spektrum.de/news/erdgeschichte-plattentektonik-loeste-wiederholt-massensterben-aus/2230177" rel="nofollow noopener noreferrer" target="_blank">Plattentektonik löste wiederholt Massensterben aus</a>