Books

Pollution and Hydrology of Surface and Groundwater Agricultural Amelioration: Selected Reports: Columbia University Seminar Series: Pollution and Water Resources Vols XXIV-XXV (1991-1992) George J Halasi-Kun (ed)

Problems in Changing Elements of Environmental Protection: Columbia University Seminar Series: Pollution and Water Resources Vols XXVI-XXVII (1992-1993) George J Halasi-Kun (ed)

Environmental Problems and Possible Solutions in the Carpathian Basin: Columbia University Seminar Series: Pollution and Water Resources Vol XXVIII 1994 George J Halasi-Kun (ed)

Environmental Protection in Agriculture of the Carpathian Basin: Columbia University Seminar Series: Pollution and Water Resources Vol XXIX 1995-1997 George J Halasi-Kun (ed)

Environmental Protection of Soil and Water Resources: Columbia University Seminar Proceedings: Pollution and Water Resources: Vol XXX 1998-1999 George J Halasi-Kun (ed)

Pollution and Water Resources: Columbia University Seminar Proceedings Vol XXXII 1998-2001 George J Halasi-Kun (ed)

Pollution and Water Resources: Columbia University Seminar Proceedings Vol XXXI 1999-2002 George J Halasi-Kun (ed)

Studies of Environmental Protection in The Carpathian Basin; Columbia University Seminar Series: Pollution and Water Resources VolXXXIII-XXXIVI 1999-2003 George J Halasi-Kun (ed)

Global Warming and other Central European Issues in Environmental Protection: Columbia University Seminar Series: Pollution and Water Resources Vol XXXV, 2003-2004 George J Halasi-Kun (ed)

Sustainable Development in Central Europe: Columbia University Seminar Series: Pollution and Water Resources Vol XXXVI 2004-2006 George J Halasi-Kun (ed)

Environmental Problems in US and Central Europe including social Aspects of both areas; Columbia University Seminar Series: Pollution and Water Resources Vol XXXVII 2006-2007 George J Halasi-Kun (ed)

Environmental Protection of Central Europe and USA: Columbia University Seminar Series: Pollution and Water Resources, Vol XL, 2009-2010 George J Halasi-Kun (ed)