an old bell tower of the old town os sant roma de sau is seen on scorched earth and clods on dry land caused by drought and due to

bell tower catalonia catalunya climate change drought dry land environmental issues panta sau sant roma reservoir spain vilanova water crisis shortage arid barren dust heat aridity dryness sunbaked thirsty withered parched cracked desertification famine wave scarcity scorched earth hot spell brown yellowed deforestation exhaustion crop failure zone wilderness vegetation old town seen clods caused