German Chancellor Angela Merkel (C), Dietmar Hopp (L), Founder of the Dietmar Hopp Foundation, and Baden-Wuerttemberg's Prime Minister Winfried Kretschmann (R) stand during the opening Ceremony of the Climate Arena Dietmar Hopp Foundation in Sinsheim, Germany, 07 October 2019. The non-profit Climate Foundation for Citizens (Klimastiftung für Buerger) is engaged with the Klima Arena for a better understanding of climate, environment, renewable energies and the protection of resources to enable future generations a sustainable future.