Upon belatedly realising the identity of the photographer , Greenpeace USA destroyed 14,000 calendars it held in stock .
Upon belatedly realising the identity of the photographer , Greenpeace USA could not prevent the majority from being sold to the public .
Upon belatedly realising the identity of the photographer , Greenpeace USA destroyed 14,000 calendars it held in stock but could not prevent the majority from being sold to the public .