You searched for:
Topic
Environmental aspects
Remove constraint Topic: Environmental aspects
Topic
Arid regions agriculture
Remove constraint Topic: Arid regions agriculture
Topic
Arid regions ecology
Remove constraint Topic: Arid regions ecology
Topic
Social aspects
Remove constraint Topic: Social aspects
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.