Sand dikes being built across the shores of the Nile Delta to protect coastal communities from flooding, in Kafr El-Sheikh governorate, Egypt, 2019. Photo courtesy of UNDP MASTROUA, Egypt, March ...

As for the sand dikes, which Louisiana Gov. Bobby Jindal has been begging Washington for weeks for permission to build, the bureaucrats finally approved construction of a tiny portion of the total ...

Sand that held back flood waters in the Red River Valley and played a role in military training in Duluth is being used for one last good deed -- on the floor of a horse-riding arena in Esko.

On further analysis, scientists found the sand dikes in the pond were all created at the same time about 2,500 years ago. A similar change was discovered at a site about 85km downstream.

But the Zuider Zee dike was successfully closed in 1932. Sheltered by this new sea wall, and in tideless water, further dikes could now be built around five enormous new polders.

Another 22 million cubic yards of sand would be needed to renourish the dunes every six years for Bolivar and every seven years for Galveston, when factoring in coastal erosion and sea level rise.

population * Sand dikes are part of a $105-million coastal protection project The Reuters Tariff Watch newsletter is your daily guide to the latest global trade and tariff news. Sign up here.