Plans for a potash mine four miles south of Whitby have been submitted to the National Park authority in the North York Moors.
The company behind it says that it will invest a billion pounds into the mine - creating thousands of jobs in the Sneaton area.
However, opponents say that they are worried that it could spoil one of England's most beautiful areas.
Watch the full report from Frances Read below.
More top news
Trainees work with life sized childbirth simulators
A major sea rescue mission sees a man saved at Hendon. It is thought he had been fishing from the promenade.
New Metro fares in 2016 will mean a rise in the cost of daysavers, and a reduction in single fares