IARU member universities work together to address the major challenges of our time. Sustainable solutions on climate change is one of its key initiatives. As part of their commitment to promote sustainability, the IARU universities have established a Campus Sustainability Program, aimed at reducing the environmental impact of their campuses. IARU successfully organized an International Scientific Congress on Climate Change in 2009 and a Sustainability Congress in 2014. Some of its members also cooperate on major research projects pertaining to aging, longevity and health.