Fig. 1.
(A) Monthly precipitation and (b) monthly average precipitation based on the 4 years of study (2001–2004). Bars indicate the s.e.m. (n = 4 year means).
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.