Hundreds of cisterns kept Petra from dying of thirst in times of drought, while masonry dams surrounding hills protected the city from flash floods after bursts of rain. . . . That kind of planning is called for again today. —Don Belt, “Petra: Ancient City of Stone,” National Geographic, December 1998

What is the topic of this passage?

Group of answer choices

desalination and replenishing aquifers in Southwest Asia

the economic effects of natural disasters

water management in Southwest Asia

the effect of population distribution on natural resources

Why did the hawaiian people want a new constitution?

How did the commercial whaling industry affect whaling practices of the makah people?

10 points per question and brainlist 1. name four of the ruling dynasties of china. describe at least three contributions to society from each dynasty. 2. why did the qin ruler zheng burn chinese literature and philosophy books? how did the han dynasty establish a strong and effective government? why did people rebel against the sui rule? 3. what new technologies were invented during the tang dynasty and fully developed in the song dynasty that would eventually have a great impact on the world? explain why this technology had such an impact. 4. who were the invaders that seized control and took over the song dynasty? 5. how was china's history affected by its policies of isolation from the outside world during the ming dynasty?