This document summarizes different types of natural and man-made disasters including earthquakes, landslides, floods, and cyclones. It describes the causes and effects of each type of disaster, as well as measures that can be taken to protect buildings and reduce damage. Specifically for earthquakes, it discusses how vibrations cause different responses in buildings based on their construction. For landslides, it identifies natural and man-made risk factors. For floods, it notes the vulnerability of homes built with earth-based materials. And for cyclones, it describes various types of damage caused to buildings from high winds.