TY JOUR TI The Electronic Geophysical Year eGY and the World Data Center System KW Electronic Geophysical Year KW WDC System KW GEOSS KW space weather KW monitoring systems KW data mining KW near-earth space environment. JO Russian Journal of Earth Sciences AU Clark, D.. AU Minster, B.. AU Kihn, E.A. PY 2008 IS 10 PB Geophysical Center of the Russian Academy of Sciences