A man shouts slogans during a march demanding the Salvadoran Government a general water law in San Salvador, capital of El Salvador, on March 20, 2014. The march was held in the framework of the commemoration of the World Water Day on March 22. (Xinhua/Oscar Rivera)

Members of different social organizations take part in a march demanding the Salvadoran Government a general water law in San Salvador, capital of El Salvador, on March 20, 2014. The march was held in the framework of the commemoration of the World Water Day on March 22. (Xinhua/Oscar Rivera)