The Norwegian Parliament has approved the development plan for the Johan Castberg oil project in Arctic waters of the Barents Sea, which will cost US$6.1 billion (49 billion Norwegian crowns) and is scheduled for first oil in 2022, project operator Equinor said on Tuesday. Recoverable resources at Johan Castberg are estimated at 450-650 million barrels of oil equivalent, Equinor (formerly Statoil), said. The field development consists of a production vessel and a comprehensive subsea system, including a total of 30 wells distributed over 10 templates…