Fig. 5.
Temporal changes of Normalized Difference Vegetation Index (NDVI) in the north-western region of Bangladesh at 5 years interval for the period 1990–2020.
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.