1. Water Resources Development Projects 2. Channel for Adjusting the Flow of Rivers 3. Projects for Recycling and Reusing River Water 4. Enlargement and Renovation of Existing Dams [video cd] 

 - Japan  [date of publication not identified] 
 - 1 video cd 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water resources--Japan.<br/>Dams--Japan.<br/>Rivers--Japan.