Horse teeth and climate change

7 02 2007

Horse Teeth, originally uploaded by wparson.

By examining the fossil teeth of prehistoric horses, scientists have been able to learn more about how the climate changed millions of years ago. They analyzed oxygen and carbon isotopes contained in the samples; oxygen isotopes told the scientists at what temperature the teeth were formed and carbon isotopes revealed the relative humidity, the University of Florida said in a statement.

Using isotope data and precise locations and dates for the fossil teeth, the researchers were able to pinpoint the details of the transition, the biggest climate change since the end of the dinosaurs about 65 million years ago. Read more

(Pop quiz, readers! How old is the horse in the photo?)

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7 responses

27 03 2009
mel

hi, i am working on a school project and wanted to know if I may use this picture in my paper…Ofcourse I would site you

19 01 2010
Brooke

about 15 years old….

18 10 2010
Melatonin Side Effects 

Climate Change really causes the formation of bigger tornadoes and bigger typhoons too-`-

8 11 2010
NLP Training ·

the climate change that we experience these days are caused by too much air pollutants ;;

21 06 2011
optyka

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