The MOTIF project proposes a coordinated approach to use past states of the climate system as a demanding test of the capabilities and reliability of the latest generation of coupled ocean-atmosphere-vegetation general circulation models (OAVGCMs).

Virtual reality reconstructions illustrating the plate tectonic development of the ocean basins and continents, as well as the changing distribution of land and sea during the past 1100 million years.

Discussion of a hypothesis that Earth was covered by ice from pole to pole for long periods in the geological past.