National Aeronautics and Space Administration
+ NASA Homepage
+ NASA en Español
+ NAI en Español
GO!
Section

This site is no longer maintained. It contains historical data.

For current information about the NASA Astrobiology Institute, please visit http://astrobiology.nasa.gov/nai/

NASA Astrobiology Institute
About NAI Teams Focus Groups Events & Seminars Education Funding Tools Directory
Home Member Portal Executive Council Website
There are 99 publication entries for the Harvard University.
You are viewing publications 1-15


( 1 / 2 / 3 / 4 / 5 / 6 / 7 / ALL / Sort by Project )
 
Alroy, J., Marshall, C.R., Bambach, R.K., Bezuski, K., Foote, M., Fuersich, F.T., Hansen, T.A., Holland, S.M., Ivany, L.C., Jablonski, D., Jacobs, D.K., Jones, D.C., Kosnik, M.A., Lidgard, S., Low, S., Miller, A.I., Novack-Gottshall, P.M., Olszewski, T.D., Patzkowsky, M.E., Raup, D.M., Roy, K., Sepkoski, J.J., Sommers, M.G., Wagner, P.J. & Webber, A.  (2001).  Effects of sampling standardization on estimates of Phanerozoic marine diversification.  Proceedings of the National Academy of Sciences of the United States of America, 98: 6261-6266.
Amthor, J.E., Grotzinger, J.P., Schrader, S., Bowring, S.A., Ramezani, J., Martin, M.W. & Matter, A.  (Submitted, 2002).  Extinction of Cloudina and Namacalathus at the Precambrian-Cambrian Boundary in Oman.  Science.
Anbar, A.D. & Knoll, A.H.  (In Press, 2002).  Proterozoic ocean chemistry and evolution: A bioinorganic bridge? Science.
Anbar, A.D., Buick, R., Mojzsis, S.J., Kaufman, A.J., Kieft, T.L., Lyons, T.W. & Humayun, M.  (2001).  The case for scientific drilling of Precambrian sedimentary sequences: A mission to early Earth [Abstract].  Geological Society of America, 2001 Annual Meeting, Boston, MA, Abstracts with Program, 33: A-143,
Anbar, A.D., Rye, R. & Kaufman, A.J.  (2001).  Explaining the Paleoproterozoic rise of O2 [Abstract].  American Geophysical Union, Fall Meeting, San Francisco, CA.
Arnold, G.L., Barling, J. & Anbar, A.D.  (2001).  Molybdenum stable isotopes: A potential new tool for quantifying the extent of bottom water anoxia [Abstract].  Geological Society of America, 2001 Annual Meeting, Boston, MA.
Bambach, R.K. & Knoll, A.H.  (2001).  Is there a separate class of "mass" extinction? [Abstract].  Geological Society of America, 2001 Annual Meeting, Boston, MA.  Abstracts with Programs, 33(6): A141.
Bambach, R.K., Knoll, A.H. & Sepkoski, J.J.  (2002).  Anatomical and ecological constraints on Pahnerozoic animal diversity in the marine realm.  Proceedings of the National Academy of Sciences of the United States of America, 99: 6854-6859.
Barford, G.H., Alberede, F., Knoll, A.H., Xziao, S., Baker, J. & Frei R.  (In Press, 2002).  Lu-Hf and Pb-Pb age constraints on the earliest animal fossils.  Earth and Planetary Science Letters.
Barling, J. & Anbar, A.D.  (2001).  Experimental study of mass-dependent fractionation of molybdenum isotopes scavenged during precipitation of manganese oxyhydroxides [Abstract].   American Geophysical Union, Fall Meeting, San Francisco, CA.
Barling, J., Arnold, G.L. & Anbar, A.D.  (2001).  Natural variation in the isotopic composition of Mo: First observations and possible application.  Earth & Planetary Science Letters, 193: 447-457.
Bowring, S.A., Myrow, P., Landing, E. & Ramezani, J.  (In Preparation, 2002).  U-Pb geochronological constraints on the age and duration of a Neoproterozoic glacial succession, Newfoundland.  Science.
Boyce, C.K. & Knoll, A.H.  (2002).  Evolution of developmental potential and the multiple independent orgins of leaves in Paleozoic vascular plants.  Paleobiology, 28: 70-100.
Boyce, C.K. & Knoll, A.H.  (2002).  Evolution of developmental potential and the multiple independent origins of leaves in Paleozoic vascular plants.  Paleobiology, 28(1): 70-100.
Boyce, C.K.  (2001).  Patterns of morphological evolution in the leaves of ferns and seed plants [Abstract].  Geological Society of America, 2001 Annual Meeting, Boston, MA, Abstracts with Programs, 33: A-66.


( 1 / 2 / 3 / 4 / 5 / 6 / 7 / ALL / Sort by Project )
 
Credits Feedback Related Links Sitemap
FirstGov
+ Freedom of Information Act
+ Budgets, Strategic Plans and Accountability Reports
+ The President's Management Agenda
+ NASA Privacy Statement, Disclaimer,
and Accessibility Certification

+ Inspector General Hotline
+ Equal Employment Opportunity Data Posted Pursuant to the No Fear Act
+ Information-Dissemination Priorities and Inventories
National Aeronautics and Space Administration

NASA Official: Wendy Dolci
+ Comments and Questions
+ XML Stay Updated with RSS Feeds