Program for Session 18h

361	The Lamont-Doherty Tritium/³He Dataset for Age Dating of Groundwater Friedrich R, Schlosser P, Turrin B, Newton R, Stute M & Plummer N
362	On the Emanation of Thoron (²²⁰Rn) from Preciptiates Huxol S, Höhn E, Surbeck H & Kipfer R
363	A Characterization of the Aquifer System Near the Hellisheiði Geothermal Plant in South-Eastern Iceland, Using Noble and Other Gas Tracers Loose B, Stute M, Matter J & Schlosser P
364	A New Analytical Field Method for the in situ Determination of the Oxygen Dynamics in Groundwater Mächler L, Brennwald M & Kipfer R
365	Usage of Tritium, δD, δ¹⁸O and Chemical Data in the Hydrogeological Investigations of the Karstic Area -Lička Jasenica Marković T, Terzić J & Krajcar Bronić I
366	Effect of Groundwater Flow on Dissolved As in a Bangladesh Aquifer Radloff K, Zheng Y, Stute M, Ahmed KM, Schlosser P & van Geen A
367	Uncertainty Assessment of Tritiogenic ³He and tritium/³He-Ages Sültenfuß J, Osenbrück K & Weise S
368	Multi-Tracer Study of Groundwater in a Semiarid Region in Northwest India Wieser M, Schneider T, Aeschbach-Hertig W, Deshpande RD & Gupta SK
369	Tritium Ventilation Ages of Waters along 36°N and 25°W in the Subtropical North Atlantic Ocean Zhou Z, Ballentine C, Postlethwaite C & Williams R

09:30	Keynote: Environmental Tracers in Hydrogeology: Principles, Applications, and Challenges Stute M, Horneman A & Fried R
10:00	Invited: Cradle Dates of ³H – ³He Dating Tolstikhin I
10:15	Dating Groundwater in The Netherlands Visser A & Broers HP
10:30	Invited: Dissolved Atmospheric Noble Gases: Just Contamination? Yes, but with Potential... Kipfer R, Brennwald MS & Ui Group, W+T, Eawag
10:45	³⁹Ar Measurements on Hydrothermal Fluids from Yellowstone National Park Purtschert R, Yokochi R, Sturchio N, Kharaka Y & Thordsen J
11:00	Invited: Noble Gas Radionuclides and ATTA in Hydrology: State of the art Sturchio N, Yokochi R, Lu Z-T, Purtschert R, Bailey K, Cheng C, Davis A, Ding Y, Dunford R, Hu S-M, Jiang W, Mueller P, O'Connor T, Williams W & Young L
11:15	Groundwater Recharge in the North China Plain Determined by Environmental Tracer Methods von Rohden C, Kreuzer A, Chen Z, Kipfer R & Aeschbach-Hertig W
11:30	Invited: Helium Isotopes Reveal Hydrothermal Activity in the Southern Ocean: Filling the ‘blank Spot’ on the Global Map of Hydrothermal Venting Winckler G, Newton R & Schlosser P
11:45	Tritium/³He Dating and Fast Changes of Groundwater Quality Tokarev I, Kamensky I, Tolsrikhin I, Rumynin V & Zubkov A
12:00	Tritium-Helium Dating of a TCE-Contaminated Aquifer for Model Validation Murphy S & Clark I
12:15	Tritium/³He Dating of Ocean Waters: Early and Recent Applications Schlosser P, Spieler A & Newton R