The South's aging water infrastructure is getting pounded by climate change. Fixing it is also a struggle

The South's aging water infrastructure is getting pounded by climate change. Fixing it is also a struggleTo find the best solutions and build resilient infrastructure, communities need to recognize both the threats in a warming world and the obstacles to managing them.Water crises can be caused by either too much or too little water, and they can challenge drinking water systems in unexpected ways.

Neighborhoods across the New Orleans area flooded on April 10 as the region’s pumps couldn’t keep up with the rainfall. Credit: Reed Timmer More intense rainfall events have made long-standing flood maps obsolete in some areas, and areas never considered at risk of flooding before are now. This is especially true in coastal areas where storms may be coupled with abnormally high tides, sea level rise and subsidence.Questions about who pays for infrastructure improvements, or who decides project priorities, can also generate conflict.

Fixing water challenges might mean rebuilding infrastructure away from the threat, or building defenses against flooding. Some communities are experimenting withThe challenge is not just which engineering solution to choose, but how to navigate the responsibilities of actually providing clean water to Americans as the climate continues to change.: The South's aging water infrastructure is getting pounded by climate change.

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