Learn more about how complex life on Earth likely wouldn’t have been possible without volcanic activity.

PROF. B. SAHNI'S important observations 1 have necessitated a reconsideration of this problem. In order to review the geological evidence on the ground, an excursion was arranged to examine ...

This is a well-written important paper on the recovery of fauna and flora following the end-Permian extinction event in several continental sites in northern China. The convincing conclusion, a rapid ...