The flood made silt near rivers and silt made land extremely fertile for farming.
Both had a very very bad impact on the environment surounding them
The 14th amendment states most rights found in the Bill of Rights be protected from the state government orders and processes, as well.
The bill of rights protected citizens against federal infringement of their rights
Answer:
I don't know if you were provided answer choices, but the phrase "The Pueblo people used irrigation methods such as building dams and tanks to store water." is the best example of how they modified their environment.