[yorkie]

Heh heh. At first, I thought it was those alien ‘crop circles’.

[Cardhu]

Until it is harvested, this field will be marked with a cross showing that it is a GM (genetically modified) crop.

Greenpeace activists carved out the marking, visible from the sky, to protest against a decision in the French courst which forbade them to publishing the location of fields of GM maize on their website. They can´t show it on a map so they will show it on the land.