When the waves of the North Sea strike the coast they remove the sand again and again. As a pendulum the ocean eats its way into the land. That is why the government is nourishing the beach the most critical places. A ship pumps sand from the bottom of the sea and sprays it all over the beach through a pipe. In some places the beach will rise two to three meters from the starting point, and the amount of sand corresponds to the amount of sand in 85.000 trucks. In a few years the process must be repeated when the waves once again have pulled the sand out in the ocean