Fig 5.
Graph depicting the valley area (A) before remodelling, (B) after remodelling and (C) comparing before and after remodelling.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.