Taget 15.4 --- I was initially thinking about 15.3, also because it has shown that in combination with other factors it is a risk factor for armed conflicts (Sahel,...), but since Mouloud already mentioned it, I chose one that is also important because of the link to desertification: mountain ecosystems. The change there including water depletion or floods because of combination of melting and unusual rainfalls harms life further down, and can increase the risk of desertification

Source author: Katharina Beyer katharina.beyer@etu.unige.ch