Olives tumble with a gentle “plop” onto a tarpaulin in eastern Afghanistan, an unusual, drought-resistant harvest offering hope to farmers who have struggled as climate change worsens water shortages. Drought and water scarcity affect more than half of the country’s population, according to the UN. Add TT as Preferred Source Olives tumble with a gentle “plop” onto a tarpaulin in eastern Afghanistan, an unusual, drought-resistant harvest offering hope to farmers who have.