European Commission President Ursula von der Leyen (C) and Estonia's Prime Minister Juri Ratas (L) gather for a family picture at the UN Climate Change Conference COP25 at the 'IFEMA - Feria de Madrid' exhibition centre, in Madrid, on December 2, 2019. - Spain's Socialist government offered to host this year's UN climate conference, known as COP25, from December 2 to December 13, 2019, after the event's original host Chile withdrew last month due to deadly riots over economic inequality. (Photo by GABRIEL BOUYS / AFP)