CCIVS proposed and led a working group for the COP21 with the NGO-UNESCO Liaison Committee in 2015.
The result of this project was the creation of the NGO Common Declaration on Climate Change written using non formal education collaborative methodology and co-signed by many NGOs in official relation with UNESCO.
The Declaration was taken to the COP21 and presented in the NGO space and UNESCO stand.
Read more here: http://www.ngo-unesco.net/en/?p=341
Link to the Declaration: http://www.ngo-unesco.net/en/pdf/EN_Declaration6OctoberNGOagainstCC.pdf