Disagreements over the management and allocation of transboundary freshwater resources have become increasingly prominent in international relations. Serious diplomatic tensions surround management of the Jordan, Mekong, Nile, Rio Grande, Silala, Syr Darya and Amu Darya, and Tigris and Euphrates...

International water law is generally applied to disputes between states concerning surface bodies of water crossing international borders. Disputes and policy-making over transboundary ground water resources, however, have traditionally been determined on an ad hoc basis or based on regional...

Throughout the world, international and state political boundaries divide ground water resources into politically convenient jurisdictions. Subsurface water, however, does not recognize such borders and flows freely without regard to overlying politics. This disregard for the political...

The United States and Mexico are geographic neighbors with high economic asymmetry, but also a shared history and intense social, cultural, economic, and security relations. Over 15 million people reside along the U.S.-Mexico border and share an environment that includes many watersheds and air...