Uploaded August 2014 | Updated September 2026, 2 weeks ago
When you visit the ocean, you walk over sand dunes to get to the beach. When you visit South Lafourche Parish and Grande Isle in Louisiana, you realize the ocean crosses dunes to work its way inland, for example, to reach New Orleans. The mayor of Grande Isle describes how his local dunes are the state's first line of defense against surging storms from the Gulf.
Video produced by the Climate.gov team in cooperation with climate and Earth scientists from the National Oceanic and Atmospheric Administration and other agencies and institutions. Any opinions voiced by people in these videos are their own; they are not official NOAA statements or opinions. Unless specifically stated otherwise, Climate.gov video productions can be freely republished or re-purposed by others.
When you visit the ocean, you walk over sand dunes to get to the beach. When you visit South Lafourche Parish and Grande Isle in Louisiana, you realize the ocean crosses dunes to work its way inland, for example, to reach New Orleans. The mayor of Grande Isle describes how his local dunes are the state's first line of defense against surging storms from the Gulf.
Video produced by the Climate.gov team in cooperation with climate and Earth scientists from the National Oceanic and Atmospheric Administration and other agencies and institutions. Any opinions voiced by people in these videos are their own; they are not official NOAA statements or opinions. Unless specifically stated otherwise, Climate.gov video productions can be freely republished or re-purposed by others.
