the northeast strategic technology centre centro de tecnologias estrategicas do nordeste cetene the national institute for the semiarid instituto nacional do semiarido insa minerals technology centre centro de tecnologia de minerais ctem the national amazon research institute instituto de pesquisas da amazonia inpa and the national institute of technology instituto nacional de tecnologia int are examples of the centres that have relevant activity in the field of water examples of waterrelated programmes undertaken by these institutions include systems for integrated production in the semiarid region and climatic and environmental monitoring conducted by the insa as well as topics in health climatology and water resources and sustainable management of water resources promoted by the inpa some percentage of the royalties paid by hydropower companies is allocated to research in the field of water resources