This document provides an overview of disasters, including definitions and classifications. It discusses natural disasters like earthquakes, floods, and cyclones, as well as man-made disasters such as industrial accidents, fires, and acts of terrorism. The document also examines disaster trends in India, noting that floods are the most common type of natural disaster and have affected over 23 million people. It outlines India's disaster management structure and key agencies involved in forecasting and response. Finally, it discusses international frameworks for disaster risk reduction, including the Sendai Framework and its priorities of understanding risk and strengthening governance.