Second meeting of China Working Group of IGCP513
(2006-12-11)

    In conjunction with the 34th International Association of Hydrogeologists(IAH) congress. Second meeting of China Working Group of IGCP513 was held on 12 October, 2006 in Beijing , China . 25 participants from 9 institutions, including University of Bordeaux1, France; Swiss Federal Institute of Technology Zurich; China University of Mining and Technology(Beijing); Hydrology and water resources survey bureau of Shangdong Province; Institute of Karst Geology, CAGS; China Southwest University, Huazhong University of Science and Technology; Guilin University of Technology; attended the meeting. Group leader Prof. Yuan Daoxian made a work report, and introduced the background, objectives and major areas of emphasis for the project, and progresses achieved in yaer 2006 in China . More than 30 papers related to the objectives of IGCP513 were presented in different sessions of the Congress. Tentative work schedule for next three years and draft map of karst water resource in Asia compiled by China working group were discussed.

    Moreover, during the annual meeting two presentations about groundwater tracing test and vulnerability mapping were given by 513 members from Serbia and Switzerland .
    
　　IAH 34th Congress was held in Beijing , China , October 9-13, 2006 . Half day for the opening ceremony, two days and half for the academic exchanges, one day for the inter-congress field investigation and one day for IAH commissions'activities. It was sponsored by International Association of Hydrogeologists (IAH) and the Ministry of Land and Resources (MLR), P. R. China. Theme of the Congress is Groundwater- Present status and future task, including: Water resources and sustainable development; Exploitation and utilization of groundwater---past and future; Regional groundwater system evolution laws and tendency; Groundwater conservation and ecological function; Sustainable utilization of groundwater in urban and rural areas; Groundwater quality safety and water pollution recovery; Application of isotope technique in groundwater investigation; Groundwater exploration technique. More than 30 papers related to karst water and karst environment were presented in different sessions during the congress. China working group also organized a post-congress trips: Karst hydrogeology in Guangxi. 17 participants were involved in the trip. This route displays tropical karst landscapes, phenomena of karst hydrogeology, and the results of research and exploitation of groundwater in Guangxi Zhuang Autonomous Region, the typical karst area of China . A visit to China 's largest underground river and investigation of a karst hydrogeological test field was also arranged. Trip begins in Nanning and ends in Guilin , Guanxi Zhuang Autonomous Region.

    Yuan Daoxian was invited to present a keynote speech after the opening ceremony: Karst dynamics system and the carbon cycle in China .