Why is the Atchafalaya River a threat to commerce and tourism in New Orleans?

The Atchafalaya River poses a threat to commerce and tourism in New Orleans due to its potential to divert water flow from the Mississippi River, which could undermine navigation and shipping routes critical for trade. If the Atchafalaya were to become the primary outlet for the Mississippi, it could lead to significant economic disruption, impacting the port operations essential for the region's economy. Additionally, the shifting dynamics in water flow can increase the risk of flooding in New Orleans, further deterring tourists and affecting local businesses reliant on tourism.