Climate Change Forecast? Ask the Antarctic IcePublication: National Geographic News Date: November 10, 2004 View Article
Few scientists dispute that human fossil fuel consumption is altering Earth’s climate. The scope of that change, however, remains a subject of debate.
Attempting to resolve the question, research teams are braving some of the world’s coldest temperatures and wickedest winds to drill ice samples from the Antarctic continent. These plugs, known as ice cores, provide a window into the past.