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Aprovechamiento de Cuencas Fluviales y Lacustres
Series: Recursos Naturales Series del Agua
( Print: July 1990
)
Criterios y Enfoques de la Ordenacion de la Calidad del Agua en los Paises en Desarrollo
Series: Recursos Naturales Series del Agua
( Print: October 1991
)
Selected Multilateral Treaties in the Field of the Environment
Series: UNEP Reference Series
( Print: November 1996
)
Compiled at the request of the General Assembly of the UN and the Governing Council of UNEP, a unique publication which registers international conventions and protocols in the field of the...
Compiled at the request of the General Assembly of the UN and the Governing Council of UNEP, a unique publication which registers international conventions and protocols in the field of the...