FLOODING IN DEVELOPING COUNTRIES: THE REMOTE AND IMMEDIATE CAUSES. A NON-EXPERT VIEW By Enechi Gilbert OD,PhD Abstract Flood simply means a large volume of water which has overflowed from a source into a previously dry area and the process of this event is referred to as flooding . However, the two words (Flood and Flooding) could to an extent be used interchangeably. Flood most often is generated by heavy rainfall and/or overflow from a water reservoir such as dam or river. All creatures need water to survive but when the water comes in large volumes in excess of available evacuation and drainage system within a short period of time, it portends danger to living things such as man, other animals and plants and non-living things such as buildings, vehicles and business. The history and story of flood have survived all ages and various accounts of flooding abound in various religious and spiritual literatures, scripts and writings. There are notions in some schoo...