In northern Europe, the Netherlands is a land of contrasts. Small in size, it is nevertheless home to one of the largest concentrations of inhabitants and wealth in the continent. Besides mills and tulips, the country is full of treasures such as its cheeses or its seafood that industrialization and mass trade unfortunately did not spare. Not to mention water, which has become the public enemy number one for this state located largely below its level. Faced with such an observation, dozens of Green Heroes have decided to take action to give back to their land and their products a new start.