What has the United Nations called “the most successful treaty in UN history?” The Montreal Protocol which banned ozone-destroying gases such as CFCs, then commonly found in aerosol cans and air conditioners. On September 15, 1987, 24 nations signed the treaty with another 173 more signing on in the years since. Ozone-depleting chemicals have declined in the atmosphere and the ozone hole is diminishing.
Read more about The Montreal Protocol and environmental treaties in the following books:
Environment and Statecraft: The Strategy of Environmental Treaty-Making by Scott Barrett (Law Library Basement KZ1318 .B37 2003)
The Montreal Protocol: Celebrating 20 Years of Environmental Progress – Ozone Layer and Climate Protection edited by Donald Kaniaru (Law Library Balcony K3593 .M66 2007)
Sustainable Development in World Investment Law edited by Marie-Claire Cordonier Segger, Markus W. Gehring, Andrew Newcombe (Law Library Balcony K3830 .S87 2011)