British_Airways_-_Boeing_747_-_London_Heathrow_-_Flickr_-_hyku_(1)

Could the Heathrow expansion be good for business? The airport could serve 10s of millions additional passengers and thousands of cargo flights a year after expansion. Image: Wikimedia commons.

Could the Heathrow expansion be good for business? The airport could serve 10s of millions additional passengers and thousands of cargo flights a year after expansion. Image: Wikimedia commons.