International day for the preservation of the ozone layer
The United Nations Secretary General Kofi Annan, in a message on the International Day for the Preservation of the Ozone Layer, hails the international community's response to the destruction of the
Related Content
- Ozone Layer Being Restored
- First approach to the Japanese nitrogen footprint model to predict the loss of nitrogen to the environment
- Preserve ozone layer to save environment: experts
- Message on the International Day for the Preservation of the Ozone Layer - 16 September 2014
- The message of the United Nations Secretary General on the 2013 International Day for the Preservation of the Ozone Layer, 16 September 2013
- More in Montreal