What caused the collapse of the Khmer Empire's water system?
Drought and flooding
Earthquakes
Invasion
Neglect
Answer
Researchers have determined that a period of strong monsoon rains was succeeded by a drought in the region, which caused damage to infrastructure. Variability between droughts and flooding was also a problem, leading to the collapse of the water system.
Do You Have What It Takes to Ace Our Khmer Empire Quiz?