While some progress has been made in the years since Hurricane Katrina, there is still a lot that America has yet to learn from the disaster. One of the most important lessons is the need for better disaster preparedness and response plans. Katrina exposed the weaknesses in our emergency management systems, and we have yet to fully address these issues. Additionally, we need to do a better job of protecting our most vulnerable communities from the impacts of natural disasters. Katrina disproportionately affected low-income and minority communities, and we must ensure that these communities have the resources they need to prepare for and recover from future disasters. Finally, we need to learn fromKatrina the importance of environmental protection. The destruction of wetlands and other natural buffers contributed to the severity of the storm's impact, and we must take steps to protect these ecosystems in the future. By learning from Katrina, we can help to ensure that we are better prepared for future natural disasters and that we are able to protect our communities from their impacts.