Tag Archives: Dead Zone

Gulf Dead Zone Roughly the Size of Connecticut

Gulf Dead Zone Roughly the Size of Connecticut

Human activities have created a “dead zone” in the Gulf of Mexico that is roughly the size of the state of Connecticut—about 5,000 square miles (13,000 sq km). Though this is several thousand square miles smaller than it was at its peak, it remains the second-largest dead zone in the world. Dead zones develop when there is insufficient oxygen near the ocean floor to support marine life. In most cases, this results from an overgrowth of algae fed by excessive nutrient runoff from farming and other human activities. More… Discuss