Figure 1.
Aerial photograph of the study area in the Atacama Desert (20°29′ S–20°26′ S), north of Chile. (a) The dotted black line encloses the 31 patches sampled in this study. (b) A patch internal structure.
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.