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.
Occupy Wall Street (OWS) is the name given to a protest movement that began on September 17, 2011, in Zuccotti Park, located in New York City's Wall Street financial district, receiving global attention and spawning the Occupy movement against social and economic inequality worldwide.he Peopleâs Library at Occupy Wall Street was started a few days after the protest when a pile of books was left in a cardboard box at Zuccotti Park. The books were passed around and organized, and as time passed, it received additional books and resources from readers, private citizens, authors and corporations.