It gives us great pleasure in publishing the IGCS Bulletin Vol. 5 (1). Read about IGCS´s numerous activites with German and Indian researchers in the Peri-Urban Sustainability Project of IGCS, workshops and guests at IIT Madras. IGCS hosts a new German short term lecturer, Dr. Roos Gerritsen from University of Heidelberg and several students from FU Berlin and Universities of Cologne and Passau. An opinion article is published on The Chennai Flood 2015: Trapped in the Tragedy of the Commons? by Christoph Woiwode, IGCS, IIT Madras. Please find the link for the photo report here.