Different regulatory bodies tend to develop environmental policies not recognizing the interdependencies between externalities. For example, one authority may regulate a stock pollution and another a flow pollution that result from the same activity. This study introduces a two-phase...

The post-World War II era has witnessed a drastic increase in irrigation activities that have contributed substantially to the massive growth in agricultural production that enables humanity to feed its doubling population. However, a distinction has to be made between the overall positive...