![]() FCH797 Stable Isotopic Tracers inthe Environment Links General Stable Isotope References Isogeochem: An E-mail Discussion List and Reference Web Site in Stable Isotope Geochemistry A USGS stable isotope reference site International Stable Isotope Standards at IAEA Standard Reference Materials at NIST Fundamentals of stable isotope biogeochemistry - an excellent resource Perioidic Table of stable isotopes Fractionation Factor Database: Beaudoin & Therrien Conversion of delta values from one scale to another ![]() ![]() Isotope Ecology Smithsonian's applications of Isotopes to study of bird migration Phillips and Koch's Concentration dependent dietary mixing models Application of isotopes to Florida food web - good background explanations Isotope Biogeochemistry BASIN: Biosphere-Atmosphere Stable Isotope Network Database of grasses (including photosynthetic pathway) Isotope studies in Animal Ecology Database Carbon isotopes in CO2 - terrestrial biogeochemistry Isotope standards NIST stable isotope reference materials International Stable Isotope Standards at IAEA Buy the isotope of your choice from Oak Ridge National Lab Stable isotope instrument manufacturers EaSSIL at SUNY-ESF has a ThermoFinnigan Delta XL Plus stable isotope mass spectrometer The other main manufacturer is Isoprime which has recently been taken over by Thermo! Isotope Hydrology USGS Enormous database of surface and groundwaters with stable isotope ratios UNESCO/IAEA Series on: Environmental Isotopes in the Hydrological Cycle Principles and Applications Edited by W.G. Mook USGS isotope interests page (including links to portions of McDonnell and Kendall) Clark and Fritz Environmental Isotopes in Hydrogeology Isotopes in precipitation GNIP, the IAEA data base of "Global Network of Isotopes in Precipitation" CNIP Canadian Network for Isotopes in Precipitation Gabe Bowen's global maps of isotopes in Precipitation GNIP Maps hosted at University of Waterloo dD in N. Am. Precip. Maps Meehan, et al. A GIS-based model of stable hydrogen isotope ratios in North American growing-season precipitation for use in animal movement studies. Isotopes in Environmental and Health Studies. ![]() ![]() ![]() ![]() |