These are to be floated out to sea and sunk to become the foundations of a giant Belgian green energy development - a world first - which is itself, however, in choppy waters amid surging costs.

These are to be floated out to sea and sunk to become the foundations of a giant Belgian green energy development -- a world first -- which is itself, however, in choppy waters amid surging costs.

These are to be floated out to sea and sunk to become the foundations of a giant Belgian green energy development ... part of the BLOX Digital Content Exchange.

These are to be floated out to sea and sunk to become the foundations of a giant Belgian green energy development—a world first—which is itself, however, in choppy waters amid surging costs. Named ...

At a shipyard on the North Sea, workers in luminiscent vests are building dozens of massive, hollow concrete boulders, each the size of an apartment block. These are to be floated out to sea and ...