The ice may hold the key to future Climate Change

A new discovery has recently brought many- Ice cores from previous ice drilling projects indicated
questions to the future of climate change with thethat temperatures had risen in the Northern
discovery of an ancient icecore that was drilled out inHemisphere by more than 20 degrees Fahrenheit in
Greenland when a team of international scientiststhe space of 50 years.
working on the North Greenland Eemian Ice Drilling- This latest project to remove ice cores give a far
(NEEM) project hit bedrock. The team achieved thismore accurate indication of past changes in
monumental find after a full two summers of work,temperatures and greenhouse gas concentrations
which involved drilling down more than 1.5 miles to tryduring the Eemian, giving extremely important and
and assess the risks of abrupt future climate change.beneficial data of climate change on Earth.
Some of the key implications and findings surrounding- Scientists state that the icecores will have rich DNA
this find include the following:and pollen which will give data on plants that were
- The ice core originates from the Eemian interglacialpresent in Greenland before it was emerged in ice.
period, which was from about 115,000 to 130,000- Some parts of the ice just above the bedrock in
years ago.the location go beyond the Eemian interglacial period
- The temperatures at this time were 3.6 to 5.4and even into the previous ice age – containing
degrees Fahrenheit above today's temperatures.rocks and other debris that have not seen sunlight in
- The Eemian period was the most recent interglacialover a hundred thousand years.
period on Earth.- A key part of the research project is to determine
- During this period there was a huge deal less ice onhow much smaller the Greenland ice sheet was
Greenland, and in addition to this, sea levels were 15120,000 years ago, at which time the temperatures
feet or more higher than today.were much higher than present day temperatures
- Annual ice layers that had formed in Greenland over– which could give key findings on temperature
millions of years through compressed snow showedchange trends.
interesting facts about past temperatures,With remarkable findings such as this icecore, it
precipitation levels and the contents of ancientshows yet again how many secrets the ice holds, for
atmospheres.our planet and beyond.