the programme is being implemented with the support of the inter american development bank wwf and the fundacion gonzalo rio arronte and is also focusing on establishing and protecting eflow reserves for the environment and reducing the vulnerability of river basins to climate change during that time up until the s water rights allocation was essentially done on a first come first served basis and it was shaped around strong social concepts of equity the water licenses granted by the country were allocated based on the pre th century economy and did not foresee the huge demands the new economy would stake