Did you know that over 1.4 million people were affected by floods in Nigeria in 2022 alone? Every year, flood disasters wreak havoc on homes, farmlands, and businesses, especially in states like Bayelsa, Anambra, Kogi, and Jigawa. Yet, many Nigerians still believe floods are “natural” and unavoidable, forgetting that accurate flood mapping can predict, prepare, and prevent most of these disasters. In this article, we’ll take a deep dive into what flood mapping is, why it matters for Nigerians, and how you can use simple online tools and local strategies to protect your home and community. What Exactly is Flood Mapping? Flood mapping is the use of data, technology, and real-world observations to create maps that show areas at risk of flooding. These maps combine satellite images, rainfall data, elevation models, and river flow patterns to identify where water will go when heavy rains or dam releases occur. Think of it like Google Maps for water: It shows where water will collect when a ...
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