Two brothers carrying canisters with a wheelbarrow react on their way to collect water from a stagnant pool, about 3 kilometers (2 miles) from their home in Kamar Kalagh village outside Herat, Afghanistan, Friday, Nov. 26, 2021. Afghanistan drought, its worst in decades, is now entering its second year, exacerbated by climate change. (AP Photo/Petros Giannakouris)