Bonn International, September 2019 EditorialDear Friend of Bonn, Our new Bonn International Newsletter edition is here! This fall, we will be celebrating UN Bonn - and Ludwig van Beethoven.See what’s on in Bonn – and stay tuned!Spotlight on two special anniversaries in BonnUN Climate Change (UNFCCC) and the UN Convention to Combat Desertification (UNCCD) both turn 25 this year. An interview with Ibrahim Thiaw, UNCCD Executive Secretary, on past achievements, future challenges and Bonn’s assets as a host city.Bonn Celebrates the United Nations – and the IPCThe City of Bonn will again organize a celebration of United Nations Day on the city’s Market Square in front of the Old Town Hall. This year’s celebration will place a special emphasis on Agenda 2030 and its central motto of ‘leaving no one behind’. A fine occasion for adopting this main theme for 2019 is the double anniversary of the International Paralympic Committee (IPC), which was founded 30 years ago and took its seat in Bonn 20 years ago.Six Clusters of Excellence for Bonn’s UniversityThe Rheinische Friedrich-Wilhelm-Universität of Bonn is one of the most important research universities in Germany and enjoys an excellent reputation worldwide. As of 2019, the University of Bonn features a total of six clusters of excellence, more than any other university in Germany.Beethoven Festival 2019Still on until 29 September: The annual Beethoven Festival celebrates the city’s famous son and his oeuvre. "Moonlight" is the motto of the Beethoven Festival 2019.