Remarks
In 2008 World Data Centers in Russia and Ukraine have united in the Russian-Ukrainian segment of the World Data System. WDCs provide a free access of scientific organizations and scientists to data of planetary geophysics and sustainable development. Details of the WDCs in Russia and Ukraine are given on their Web-sites. WDC in Ukraine is created in the structure of the Institute for Applied Systems Analysis and the National Technical University of Ukraine "Kiev Polytechnical Institute" in 2006. This WDC is situated in Kiev