Devastating floods reshaped southern Brazil's landscape in May 2024. Rio Grande do Sul—the fifth most populous state in Brazil—was hit with unprecedented rainfall, affecting 2.3 million people. A new study led by the Woods Hole Oceanographic Institution (WHOI) published in Geophysical Research L etters uses satellite data to help uncover what caused the deluges and examine how it impacted some of the state's most vulnerable residents. ...read more read less