Participants of the 12th Mekong-Mississippi Sister Rivers Partnership Exchange Talks pose at the Omohundro Water Treatment Plant Pump Station Dec. 9, 2024, on the Cumberland River in Nashville, Tennessee. The Mekong River Commission and Mississippi River Commission met to strengthen international collaboration for sustainable management of water resources. Topics included management of population water resource needs, navigation, hydropower, environmental planning, flood risk management, and natural based solutions. The Sister Rivers Partnership Exchange supports the Mekong-U.S. Partnership (MUSP). (USACE Photo by Leon Roberts)