Lake Managua only in 2009 that a modern wastewater treatment plant (built and operated by the British company Biwater) was opened in Managua, but even it treats only 40% of the city's wastewater. The lake today has no stable outlet, with only occasional floods to Lake Nicaragua through the Tipitapa River. Pollutants are thus concentrated. Despite the pollution, some of the people of Managua still live along the lake's shores and eat the fish. In 2007 the "malecón" area was dredged and the sediment hauled off on barges. A strong odor which permeated the area from the sediment disappeared. A stone rip-rap
South American Council of Health different country. The CSS is underpinned by the Technical Secretary in charge of the Pro Tempore Presidency (PPT) and two countries of the previous and following PPT, in order to ensure the continuity of works. There are also the Technical Groups responsible for analyzing, preparing and developing proposals, plans and projects that contribute to the South American integration in health, according to the alignment established by the South American Health Agenda. The Technical Groups are divided into areas of work defined by the South American Health Council, with one country in charge of the coordination and another country as the