Vital water resources necessary for the production of food crops are coming under threat. Hydropower generation can have impacts on flood plains such that flooding even s are prolonged or more frequent and fish Theun-Hinboun Expansion Project (THXP), comprehensive measures have been introduced stocks decline. In this case of the ot only to restore lost production but also to secure food security and higher yields in areas downstream of the project. Relocation of villages, new or improved irrigation systems for dry-season rice production and other livelihood restoration measures are being monitored for their impact on social development and income.