International Day for the Preservation of the Ozone Layer of the hole in the ozone layer was observed 30 years after the protocol was signed. Due to the nature of the gases responsible for ozone depletion their chemical effects are expected to continue for between 50 to 100 years. International Day for the Preservation of the Ozone Layer September 16 was designated by the United Nations General Assembly as the International Day for the Preservation of the Ozone Layer. This designation had been made on December 19, 2000, in commemoration of the date, in 1987, on which nations signed the Montreal Protocol on Substances that Deplete the Ozone Layer.
1987 (What the Fuck Is Going On?) this West End musical shit do you? Come and do the new JAMMS [sic] album.'" In 1994, "The Guardian" looked back on the Swedish sojourn as "a grand, futile, attention-grabbing gesture, the kind that would come to characterise [the duo's] collaborative career... "We were being totally stupid about it" Drummond later acknowledged." The JAMs offered what they claimed were "the last five" copies of "1987" for sale at £1000 each in a full-page advertisement in the April 1988 edition of "The Face". Drummond argued that the offer exploited a loophole in The JAMs' agreement with the MCPS: "We were browsing