Analisis Indeks Kekeringan Meteorologis Lahan Gambut Di Pulau Bengkalis Mengg…

ABSTRACT This study analyzes meteorological drought on peatlands in Bengkalis Island using the Standardized Precipitation Index (SPI). Rainfall data from the Global Precipitation Measurement (GPM) satellite for the 2015–2024 period were processed through two approaches: manual calculation based on the Gamma distribution using Microsoft Excel and automated computation with Google Earth E…