Data type Year Spatial resolution Source
Sentinel 2A 20190213 10 m https://scihub.copernicus.eu/dhus/#/home
20180218
20170218
RapidEye 20152016 5 m Bangladesh Forest Department (BFD)
World View2 20112013 2 m USAID
Google Earth images 20172019 <2 m Google Earth Pro
Unmanned aerial vehicle (UAV) images 20172019 10 cm United Nations High Commissioner for Refugees (UNHCR)
SRTM 2000 30 m United States of Geological Survey (USGS)
National administration boundary N/A NA Survey of Bangladesh (SOB)
Forest administration boundary 2015 NA Bangladesh Forest Department (BFD)
Refugee camps 2019 NA United Nations High Commissioner for Refugees (UNHCR)
Human trails 20172019 < 30 cm, <2 m UAV image, Google Earth