(FILES) An empty deckchair and parasol stand on the sands of Saint-Jean de Luz beach, south-western France, on June 18, 2022, as heatwave conditions sweep across France and western Europe. Scientists warn of record heat, threats to climate monitoring. Planetary heating is intensifying and key climate indicators are deteriorating, top scientists said on June 11, 2026, warning that funding decisions affecting Earth observation systems in the United States and other countries threaten efforts to track global warming. (Photo by GAIZKA IROZ / AFP via Getty Images)