Scientists believe there are two explanations of why the ice ages might have occurred.During the “Great Ice Age” over a third of the earth was covered in ice, and the air had less carbon dioxide in it. The last ice age was called “The Great Ice Age”, and it occurred 11,000 years ago. There have been approximately 11 different ice ages that have occurred during the earth’s 4.6 billion years of existence.See the fact file below for more information and facts about ice ages or download the comprehensive worksheet pack which can be utilised within the classroom or home environment. Download includes the following worksheets:Īn ice age is a period of long-term reduction in the temperature of Earth’s surface and atmosphere, resulting in the presence or expansion of continental and polar ice sheets and alpine glaciers.Download the Ice Age Facts & Worksheets.
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