One of the main reasons that the Three Gorges dam was built was to prevent flooding further downstream. The need for a dam was highlighted in 1954 when people were killed as a result of flooding of the Yangtze River.
Arab Spring refers to the democratic uprisings that arose independently and spread across the Arab world in 2011. The movement originated in Tunisia in December 2010 and quickly took hold in Egypt, Libya, Syria, Yemen, Bahrain, Saudi Arabia, and Jordan.
The causes of the Arab Spring. 7. There was general agreement among witnesses as to the long-term causes of the Arab Spring revolutions. It is clear that the protests as a whole were not ideological, in that they did not seek to impose a particular set of beliefs or order.here was general agreement among witnesses as to the long-term causes of the Arab Spring revolutions. It is clear that the protests as a whole were not ideological, in that they did not seek to impose a particular set of beliefs or order.