Snowball Earth Palaeoproterozoic

Snowball Earth or Icehouse Earth refers to times when the Earth's surface was nearly or entirely frozen. The occurrence of Snowball (or Slushball) Earths...

The well-identified events were: Several glaciations, including the Snowball Earth during the Cryogenian period in the late Neoproterozoic. Rapid crustal...

Shuehi Ono, 2006 https://www.jstor.org/stable/20209693 The Palaeoproterozoic Snowball Earth: A climate disaster triggered by the evolution of oxygenic...

Kirschvink, JL; Hilburn, IA; Nash, CZ; et al. (August 2005). "The Palaeoproterozoic Snowball: A climate disaster caused by the evolution of oxygenic photosynthesis"...

severe and longest ice ages in geologic history. It was similar to the Snowball Earth ice ages that happened later, in the Neoproterozoic era. The glaciations...

methane, and caused the Huronian glaciation. This was perhaps the longest snowball Earth episode ever. Free oxygen has been an important part of the atmosphere...

mya These two snowball earth events were previously put together as the Varangian glaciation. They covered much, possibly all, the Earth with ice. The...

another one start?". Robert E. Kopp; et al. (2005). "The Paleoproterozoic snowball Earth: a climate disaster triggered by the evolution of oxygenic photosynthesis"...

the Earth had two great ice ages, the Sturtian and Marinoan glaciations. These ice ages were so severe they are sometimes called Snowball Earth. In the...

Kirschvink, Isaac A. Hilburn, and Cody Z. Nash (2005). "The Paleoproterozoic snowball Earth: A climate disaster triggered by the evolution of oxygenic photosynthesis"...

longer period: it included the whole of the Marinoan glaciation, of Snowball Earth fame. In other words, the Vendian included the last part of the Cryogenian...

geology to work out the geological history of the Earth. It looks at the processes which change the Earth's surface and rocks under the surface. Geologists...