What are the ethical and governance challenges associated with geoengineering?

1. The Montreal Protocol on Substances that Deplete the Ozone Layer was created in 1987 to regulate ozone depleting substances (ODS), the chemicals ... Head of Directorate of Climate Change and Focal Point of Vienna Convention and Montreal Protocol. The Presidency of Climate Change, Ministry of Environment ... Effective stratospheric chlorine. The Montreal. Protocol has been successful in slowing and reversing the increase of ozone-depleting gases in the ... Mar 19, 2025 ... International treaty, adopted in Montreal on September 16, 1987, that aimed to regulate the production and use of chemicals that contribute to the depletion of ... Jan 16, 2025 ... It's unclear whether the new Trump Administration will consider ratifying the treaty, particularly if perceived as undermining US interests and powers. May 19, 2024 ... While the Montreal Protocol has succeeded in preventing large reductions in stratospheric O3, future changes may occur due to a number of ... Sep 16, 2023 ... It celebrates the progress in phasing out chemicals which destroy the ozone layer which protects us against the sun's harmful ultraviolet rays. To encourage countries to join the Protocol, and to prevent companies that manufacture or use CFCs from shifting their operations to non-Party countries, the ... The 1987 Montreal Protocol on Substances that Deplete the Ozone Layer formally recognized the significant threat of the ODSs to the ozone layer and provided a ... Jan 10, 2024 ... This historic Framework, which supports the achievement of the Sustainable Development Goals and builds on the Convention's previous Strategic Plans,