Wisconsin cave holds tantalizing clues to ancient climate changes, future shifts

A newly published study of a stalagmite found in Cave of the Mounds reveals previously undetected history of the local climate going back thousands of years. Researchers describe evidence for an ice age punctuated by massive and abrupt warming events across much of the Northern Hemisphere.

from Top Environment News -- ScienceDaily https://ift.tt/uUcKnD7