More questions will be raised in Tynwald tomorrow about the ?42 million scheme at Ronaldsway.
It's claimed the area of coastline where the promontory will be built, as part of a runway extension, is of ecological significance.
Transport Minister David Anderson (pictured) says a delay has given those who oppose the plans, such as Onchan MHK Peter Karran, a chance to undermine it.
He says the project is a complicated one (audio file attached):
David Anderson was speaking to Stuart Peters on Mandate.
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