This article was originally published in AGU Advances.
Uganda pioneered the use of satellite data to automatically trigger disaster funding when drought conditions threatened crops. Between 2016 and 2020, NASA satellite measurements of vegetation health led to financial support for over 400,000 people in drought-prone regions. The program cost $14 million and yielded $40.7 million in total benefits, including $11.1 million in immediate emergency aid cost savings, resulting in a return-on-investment of approximately 2.9.
This demonstrates that satellite-based early warning can improve both humanitarian outcomes and government fiscal efficiency. However, the program's sustainability hinges on a financing strategy rather than on technical improvements to satellite monitoring, given the rapid developments in the field and recent AI advancements.
This experience offers valuable lessons for implementing similar programs worldwide, as climate disasters become increasingly frequent and severe.