Beneath the roar of gunfire and the chaos of D-day, an unlikely hero played a vital role—wetland science. Often overlooked amid military strategies and troop movements, the study of mud proved critical to the success of the largest amphibious invasion in history. Beneath the roar of gunfire and the chaos of D-day, an unlikely hero played a vital role—wetland science. Often overlooked amid military strategies and troop movements, the study of mud proved critical to the success of the largest amphibious invasion in history. Earth Sciences Phys.org – latest science and technology news stories