Related links of Abhishek Thapa a.k.a einstine II

Click here to go to a related sites about universe to humans

Wednesday, September 22, 2010

World Ozone Day

In 1994, the United Nations General Assembly voted to designate the 16th of September as "World Ozone Day", to commemorate the signing of the Montreal Protocol on that date in 1987.
Posted by at

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)