Shipment from Alaska's North Slope is a term used to describe the transportation of OIL from the North Slope region of Alaska. The OIL is extracted from the ground and then transported by ship to other parts of the world. The term 'OIL' is an acronym for the three letters that make up the word 'OIL'. This type of shipment is important for the economy of Alaska, as it provides a source of income for the state.