Artibonite Valley is a valley predominantly in Haiti

Haiti

Haiti , officially the Republic of Haiti , is a Caribbean country. It occupies the western, smaller portion of the island of Hispaniola, in the Greater Antillean archipelago, which it shares with the Dominican Republic. Ayiti was the indigenous Taíno or Amerindian name for the island...

, on the island of Hispaniola

Hispaniola

Hispaniola is a major island in the Caribbean, containing the two sovereign states of the Dominican Republic and Haiti. The island is located between the islands of Cuba to the west and Puerto Rico to the east, within the hurricane belt...

. The Artibonite River

Artibonite River

The Artibonite River is a 320 km long river in Haiti . It is the longest as well as the most important river in Haiti and the longest on the island of Hispaniola. Forming part of the international border between Haiti and the Dominican Republic, the river's sources are in the Cordillera Central in...

 flows through the valley, with headwaters in the Dominican Republic

Dominican Republic

The Dominican Republic is a nation on the island of La Hispaniola, part of the Greater Antilles archipelago in the Caribbean region. The western third of the island is occupied by the nation of Haiti, making Hispaniola one of two Caribbean islands that are shared by two countries...

 as well.

The valley's watershed

Drainage basin

A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean...

 provides vital ecosystem services

Ecosystem services

Humankind benefits from a multitude of resources and processes that are supplied by natural ecosystems. Collectively, these benefits are known as ecosystem services and include products like clean drinking water and processes such as the decomposition of wastes...

on which the socio-economic development of one of the poorest areas of the Dominican Republic and Haiti depends. These services have been adversely impacted by deforestation, inappropriate land-use, and harmful agricultural practices, which cumulatively have resulted in severe land degradation and threats to water resources.