Explore & Learn > Archive > March 2007

Explore & Learn

The Antarctic Treaty: Setting Aside a Continent for Science

3/29/2007 The Antarctic Treaty uniquely sets aside Antarctica as a continent for scientific research. The Antarctic Treaty Secretariat maintains the original Antarctic Treaty on its site as a downloadable file. More

Glacial Earthquakes Point to Rising Temperatures in Greenland

3/23/2007 Scientists have found a new indicator that the Earth is warming: "glacial earthquakes" caused when the rivers of ice lurch unexpectedly. Glacial earthquakes in Greenland have doubled since 2002. More

NOAA's State of the Arctic Report

3/18/2007 NOAA's “State of the Arctic” is a review of environmental conditions during the past five years, relative to those in the latter part of the 20th century. It was conducted by an international group of 20 scientists who developed a consensus on content and reliability. More

Penguins as a Climate Bellwether

3/16/2007 Thanks to extensive field research and records contained in deposits of their bones accumulated over 30,000 years, scientists know more about how penguins will adjust to rapid climate change than almost any other creature on Earth. More

Discovering and Interpreting Antarctica's "Jurassic Park"

3/15/2007 Dinosaurs once roamed Antarctica, including Cryolophosaurus, or "frozen crested reptile," discovered by William Hammer, of Augustana College. Read about more recent finds of Jurassic fossils and how people like ReBecca Hunt prepare them for study and display. More

A Seal's Eye View of the World

3/15/2007 You can get a seal’s eye view of the relationships between predator and prey in Antarctica from scientist Lee Fuiman’s research. Fuiman, of the University of Texas Marine Science Institute, equips seals with cameras and data recorders to understand their behavior. More

Polar Bear Conservation Information from the U.S. Fish & Wildlife Service

3/2/2007 The U.S. Fish and Wildlife Service (FWS) proposes to list polar bears as a threatened species. Read about the bears' natural history and about FWS conservation strategies. More