Detailed Instructions: Given a text, write a compressed version of it in a single sentence.
Q: Modern archaeology suggests that this Indus Valley civilization was destroyed not by Aryan conquerors, but by floods, when the Indus river changed course, perhaps due to earthquakes, in about 1700 b.c.
A:
Findings in archaology show that the Indus Valley civilization was destroyed by floods due to river changes from earthquakes in 1700 b.c.