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Learning Geospatial Analysis with Python - Second Edition by Joel Lawhead

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Creating a flood inundation model

In the next example, we'll enter the world of hydrology. Flooding is one of the most common and devastating natural disasters, which affects nearly every population on the globe. Geospatial models are a powerful tool in estimating the impact of a flood and mitigating that impact before it happens. We often hear in the news that a river is reaching flood stage. But that information is meaningless if we can't understand the actual impact. Hydrological flood models are expensive to develop and can be very complex. These models are essential for engineers building flood control systems. However, first responders and potential flood victims are only interested to know about the impact of an impending flood.

We can understand ...

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