Leaving Office of Science
The link you have requested will take you to a website outside the Office of Science.
Please click the following link to continue:
http://www.nytimes.com/2011/11/22/science/rare-krypton-81-isotope-helps-track-water-in-ancient-nubian-aquifer.html?_r=2&src=dayp&
Thank you for visiting our site. We hope your visit was informative and enjoyable.
« Return to previous page