Phnom Penh, the capital of the Kingdom of Cambodia, lies on the confluence of the Mekong and the Tonle and Bassac rivers. These rivers are the main source of freshwater for the city’s population of about 1.3 million. Many of the Asian cities’ publicly managed water utilities perform below their potential. Cambodia’s Phnom Penh Water Supply Authority (PPWSA) undertook major reforms and transformed a war-ravaged water utility into a commendable model that stands for other cities to emulate
The Pillahuinco basin is located in one of the most productive regions of Argentina. It is within the roads that connect the southernmost parts of the country with the capital and the far north, as well as the Andean provinces of the west with the ports of the Atlantic coast, intersect there. The basin covers a region with a distinct topography, presenting a highland area with elevations between 250 and 650 meters. With a plain that can reach about 125 meters where agricultural activities predominate. The agriculture activities have resulted to environmental problems calling for an approach that can provide solutions to support sustainable development of the basin.
The European rivers Mura, Drava and Danube form a 700 km long “green belt” connecting more than 800,000 ha of highly valuable natural and cultural landscapes in five countries (Austria, Slovenia, Croatia, Hungary and Serbia). This area is a symbol of unity among the countries and is planned to become a protected Transboundary UNESCO Biosphere Reserve “Mura-Drava-Danube” (TBR MDD).