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.
Peatland area in Sumatra undergoing changes. PSF has been cleared and burnt for potential further development, but ferns have invaded the area (at least temporarily). The edge of the remaining PSF can be seen in the horizon in a distance of around 8 km (Photo by Jukka Miettinen)
