The National Oceanic and Atmospheric Administration (NOAA) has just updated its Sargassum Inundation Risk (SIR) tool to offer daily reports and more detailed tracking of sargassum influxes in the Caribbean, tropical Atlantic, and Gulf of Mexico. Sargassum is a floating brown marine macroalga that, upon reaching the coast, begins to rot, releasing a foul smell that poses risks to humans and the environment. The risk of coastal sargassum arrivals…