geohai/mini-grid-nightlights

Code for "A Light in the Dark: Detectability of Mini-Grid Electrification with Remote Sensing in Sub-Saharan Africa" # Mini-Grid Nightlights Code for **“A Light in the Dark: Detectability of Mini-Grid Electrification with Remote Sensing in Sub-Saharan Africa.”** This repository contains the Python and R code used to extract geospatial time series, run staggered Difference-in-Differences (DiD) analyses, and generate figures for the paper and supplementary material. ## Repository Structure (in numerical order) ### Python / Jupyter Notebooks - **01_GetCBILSites.ipynb** – Clean and compile CBIL mini-grid site information. - **02_GetNightlightValues.ipynb** – Extract VIIRS DNB nighttime lights for CBIL sites. - **03_InitialNightlightsAnalysis.ipynb** – Exploratory analysis of brightness patterns. - **06_GetCLUBNightlightValues.ipynb** – Nightlights extraction for CLUB-ER sites. - **09_SLGetDarkAreas.ipynb** – Sample dark comparison sites for Sierra Leone. - **11_AfricaGetDarkAreas.ipynb** – Sample dark comparison sites across Africa. - **13_GetSLPopulationValues.ipynb** – Extract gridded population for Sierra Leone sites. - **15_GetCLUBERPopulationValues.ipynb** – Population extraction for CLUB-ER sites. - **17_GetCBILPopulationValues.ipynb** – Population extraction for CBIL sites. - **19_OEMapsValidation.ipynb** – Validate remote-sensing electricity access maps. - **20_MGDistance.ipynb** – Compute site distances and spatial metrics. - **21_GetUsageInfo.ipynb** – Usage and revenue data compilation. - **22_UsageCorrelations.ipynb** – Correlations between nightlights and usage. - **23_MinusOceanDiD.ipynb** – Background-ocean-adjusted DiD prep. - **24_MovingAvgDiD.ipynb** – Moving-average preprocessing for robustness checks. - **25_GetBackgroundNightlights.ipynb** – Global ocean background signal extraction. ### R / R Markdown (DiD and Statistical Analysis) - **05_StaggeredDinDSL.Rmd** – Staggered DiD for Sierra Leone. - **07_StaggeredDinDcluber.Rmd** – Staggered DiD for CLUB-ER sites. - **08_StaggeredDinDSLv2.Rmd** – Revised Sierra Leone DiD model. - **10_SLDarkAreaDinD.Rmd** – Sierr …