Answer: New Mexico, California, and Texas.
Explanation: All of these are currently on Spanish Territory until the United states and Mexico had an Agreement.
Heavy Sediment deposits affect waterways because it can fill in drains, lakes, rivers, and sewage blockage. Sediment loss affects land and soil quality because it can mean a loss in nutrients that the land may need for vegetation. It can also cause flooding, which can carry toxins into water ways.
ANSWER: A country with a high rate of natural population increase, where food supplies are at risk
Answer: What are the "following" questions?
wish I could've helped :) , so please be more deatiled/clear.