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
Newcastle Central Mosque is welcoming Muslims and non-Muslims alike this evening to stand in solidarity with the people of Manchester.
A look ahead at the forecast for the Tyne Tees region.
Liam Curry, 19 and Chloe Rutherford 17, are missing following the Manchester terror attack. Their family are appealing for information.