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. In 1994, the UNContinue reading “INTERNATIONAL DAY FOR THE PRESERVATION OF THE OZONE LAYER”
Daily Archives: September 20, 2021
PICTURE TALK # 06
Have a nice day!