A firefighter looks at the moke rising from cooling lava in Los Llanos de Aridane, on the Canary Island of La Palma on September 20, 2021. - The Cumbre Vieja erupted, sending vast plumes of thick black smoke into the sky and belching molten lava that oozed down the mountainside on the island of La Palma. (Photo by DESIREE MARTIN / AFP)