Multiform Floods: A Growing Climate Threat
When different types of floods occur in close succession or simultaneously, the challenges to communities can be immense.
flash floods Archives - State of the Planet
Was It a Flash Flood or Not? Categorizing Disaster Types in Historical Records
Researchers develop new methods to assess flash flood risk to support anticipatory humanitarian action.
When Record-Breaking Is the Norm: Mitigating the Impacts of Extreme Rainfall Events in a Changing Climate
Rainfall extremes this year affected millions.
Experts Weigh In on Hurricane Ida and Deadly Flash Floods in New York City
Experts from the Columbia Climate School have provided their insights and perspectives to journalists across the country trying to make sense of Hurricane Ida.
Assessing Landslide Risk in Rohingya Refugee Camps
NASA and Columbia University’s International Research Institute for Climate and Society partner with humanitarian organizations to provide near real-time data on land use, rainfall and elevation.
Q&A: Forecast-Based Financing for Flash Floods
A Q&A with IRI’s Andrew Kruczkiewicz about a new mechanism for taking early humanitarian action based on weather forecast information and socioeconomic risk analysis.