International Day for the Preservation of the Ozone Layer 2021
In 1994, the UN General Assembly proclaimed 16 September the International Day for the Preservation of the Ozone Layer, commemorating the date of the signing, in 1987, of the Montreal Protocol on Substances that Deplete the Ozone Layer (resolution 49/114). The International Day for the preservation of the Ozone layer is observed on September 16 every year. […]
International Day for the Preservation of the Ozone Layer 2021 Read More »

