Law-ref.org The 1985 Vienna Convention for the Protection of the Ozone Layer
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ARTICLE-2: General obligations     [go to this ARTICLE]
... (a) Co-operate by means of systematic observations, research and information exchange in order to better understand and assess the effects on human health and the environment from modification of the ozone layer; ...


ARTICLE-Annex_I: Research and systematic observations     [go to this ARTICLE]
... (iv) Studies of biological action spectra and the spectral response using polychromatic radiation in order to include possible interactions of the various wavelength regions; ...
... The following chemical substances of natural and anthropogenic origin, not listed in order of priority, are thought to have the potential to modify the chemical and physical properties of the ozone layer. ...