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Stump described the memorial’s future appearance as having two barchan dune forms that would create an oasis in the middle, and a wall color and texture that would evoke the desert where Desert Storm took place.

Some curved peaks here, for instance, look like so-called barchan dunes, which form when the wind blows steadily in a single direction—a feature common in Earth deserts as well as those on Mars.

Their shape is why they are known as "barchan dunes."

The crescent-shaped barchan dunes of Lagoa dos Barros on southern Brazil’s Atlantic coast.

This post was cowritten by Margareta Barchan of Business School Lausanne, who recently sat down with Paul Polman at Unilever Unilever headquarters in London.