Multimedia | Keynote Addresses by Jeffrey Sachs and Klaus Topfer—ISDRC17

May, 11 2001

Jeffrey D. Sachs, director of the Earth Institute and special advisor to UN Secretary-General Ban Ki-moon, presents his keynote address, titled ?Beyond the Tipping Point: Global Governance in an Era of Environmental Upheaval.? Klaus Topfer, founding director of the Institute for Advanced Sustainability Studies (IASS) and former director of the United Nations Environment Program, follows with his keynote address, ?The sustainability challenge in an interconnected and divided world.?