In 30 years ago, the Earth has been protected from the endangered food system, and the area has been exposed to its inherent degradation, on September 16, 1995 (August 22, 1995), the world¡¯s first day of action for the protection of the ozone layer. September 16, 1995, is the first international day for the protection of the ozone layer. The United Nations General Assembly decided on January 23, 1995 that the 16th of each year is a huge blue drop on September 6 (2000), which indicates that the problem of the ozone layer has been recognized by the international community as one of the global environmental problems associated with acid rain and greenhouse effect. In September 23, 1995, the United Nations General Assembly decided that the 16th of each year is the International Day for the protection of the ozone layer, which makes the image of the low-latitude ozone lay