Collecting representative survey data on large populations of people can be a very time-consuming and expensive undertaking. But it doesn’t have to be; in the LSE impact blog, Marco J. Haenssgen (Nuffield Department of Clinical Medicine) and Ern Charoenboon explain how they have used freely available satellite images to survey hard-to-reach communities in Thailand and Laos.
Satellite images cut survey costs and help identify hard-to-reach populations
General Research
19 June 2018
In an article for the LSE Impact Blog, Nuffield Department of Clinical Medicine researcher explains how satellite images can help identify hard-to-reach populations .
![Satellite picture of area with houses and forest. On top red squares with numbers](https://www.medsci.ox.ac.uk/images/news/satellite-images-cut-survey-costs-and-help-identify-hard-to-reach-populations.png/responsive_image?ratio=image&scale=w760)