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ODS import export licensing systems resource module
(UNEP, 1998)
The objective of this Resource Module is to assist CEITs governments in the design and establishment of import/export licensing systems and in the implementation or improvement. It is primarily written for government ...
Environmental effects of ozone depletion: 1998 assessment
(UNEP, 1998)
The Montreal protocol on substances that deplete the ozone layer requires periodic assessment of available scientific environmental , technical and economic information .