Photo shows the official stamp of COP21 jointly issued by La Poste, France and the United Nations Postal Administration (UNPA) to commemorate the 21st United Nations Climate Change Conference. (Photo/unstamps.org)
RIGHT BG
Photo shows the official stamp of COP21 jointly issued by La Poste, France and the United Nations Postal Administration (UNPA) to commemorate the 21st United Nations Climate Change Conference. (Photo/unstamps.org)
