By Karina Boeckmann
BERLIN, Jun 4, 2012 (IPS) – Land degradation poses a threat to all life on Earth including humanity. To stop the enormous loss of life-giving land, the United Nations Convention to Combat Desertification (UNCCD) is pushing for a sustainable development goal of Zero Net Land Degradation (ZNLD) to be adopted at the upcoming Conference on Sustainable Development, known as Rio+20, in Brazil.