Meet the millionaires investing in nature conservation

In France, a handful of wealthy entrepreneurs are buying up hundreds of hectares of land with the goal of letting nature reclaim its rightful place.

Among them is Rodolphe Landemaine, an artisan baker at the helm of 30 bakeries in France and Japan.

He routinely opens the doors to his Normandy estate to other business leaders in hopes that they, too, will put their money to good use. ...