Bowen, Gabriel J, West, Jason B, Vaughn, Bruce H, Dawson, Todd E, Ehleringer, James R, Fogel, Marilyn L, Hobson, Keith, Hoogewerff, Jurian, Kendall, Carol, Lai, Chun-Ta, Miller, C C, Noone, David, Schwarcz, Henry, and Still, Christopher J, 2009, Isoscapes to Address Large-Scale Earth Science Challenges: Eos, Transactions American Geophysical Union, v. 90, iss. 13.