What are important interventions and programs for environmental health in Saudi Arabia? How are public health interventions planned and evaluated for environmental health?

What are important interventions and programs for environmental health in Saudi Arabia? How are public health interventions planned and evaluated for environmental health? From Arab News (2014), Riyadh was ranked one of the most polluted cities globally according to the UN (http://www.arabnews.com/news/538861). How can air pollution in Riyadh be resolved by public health intervention?   […]