|
|
Article: Recent findings in life sciences described by researchers from University of Utrecht.
- Article from:
- Science Letter
- Article date:
- November 3, 2009
CopyrightCOPYRIGHT 2009 NewsRX. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
|
"Relative to the present day, meridional temperature gradients in the Early Eocene age (similar to 56-53 Myr ago) were unusually low, with slightly warmer equatorial regions(1) but with much warmer subtropical Arctic(2) and mid-latitude(3) climates. By the end of the Eocene epoch (similar to 34 Myr ago), the first major Antarctic ice sheets had appeared(4,5), suggesting that major cooling had taken place," scientists in Netherlands report (see also Life Sciences).
"Yet the global transition into this icehouse climate remains poorly constrained, as only a few temperature records are available portraying the Cenozoic climatic evolution of the high southern ...