Oilseed rape crop, Brassica napus, in landscape at Swinbrook in the Cotswolds, Oxfordshire, UK

Oilseed rape crop, Brassica napus, in landscape at Swinbrook in the Cotswolds, Oxfordshire, UK

Oilseed rape crop, Brassica napus, in landscape at Swinbrook in the Cotswolds, Oxfordshire, UK

Towering Cumulus Clouds (Cumulus congestus) above a field of rape (Brassica napus) in bloom, Krembz, Mecklenburg-Western Pomerania, Germany, Europe

Field of rape (Brassica napus) in bloom, Krembz, Mecklenburg-Western Pomerania, Germany, Europe

Alternative energy source: wind turbines and a canola field

Car driving past a rape field, symbolic picture for bio fuel

Wind turbines in canola field (Brassica napus), renewable energy

Trees and gravel path with canola field in spring, Ermatingen on Lake Constance, Canton Thurgau, Switzerland, Europa

Chestnut tree avenue, canola field, Schleswig-Holstein, Germany, Europe

Landscape with field of rape and trees in an avenue

Panoramic view of Bamberg with Michaelskloster Monastery and Michelsberg, Upper Franconia, Bavaria, Germany, Europe

Burg Hohenzollern Castle, Hechingen, Baden-Wuerttemberg, Germany, Europe