Norwegian Energy Minister Tord Lien has warned that operators active on the country's continental shelf must not allow ongoing investment cuts to result in viable oil and gas resources being left in the ground.

The obligation to achieve maximum recovery of the resources in Norway's offshore sector is a fundamental part of a system that has brought profits and riches both to the industry and the Norwegian state over 45 years, Lien told Upstream on the sidelines of the ONS conference in Stavanger.

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