Hazards regarding floods can be greatly reduced where open lands are available by using

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Retention ponds can effectively reduce flood risk by providing a place for excess water to accumulate, reducing the amount of water that flows downstream. This also helps to decrease the speed of the water, which can lower the risk of erosion and other types of flood damage. Slope stabilization and rock bolts may help prevent slope failures or landslides, but they do not directly address flood hazards. Channelization involves altering the natural flow of waterways, which can have unintended consequences and is generally considered an outdated approach to flood prevention.

Hazards Regarding Floods Can Be Greatly Reduced Where Open Lands