Long-term solutions by developing the basin, such as building a dam, a dam, dredge water resources, tree planting, forest maintenance, cooperate and participate in the preparation and development of irrigation.
The long-term solution The development of the river, such as building dams, levees, dredging, water resources, forest conservation, reforestation, cooperate and collaborate in the preparation and development of irrigation.
A long-term solution by river basin development, such as building a dam, dam, dredging, preserving the forest, forest, cooperate and participate in preparation and develop irrigation.