Image source: Shell

• Tow the Brent Spar to a deepwater harbour. After consideration, Yrkefjorden in Norway. was chosen.

• Romove contaminating materials such as oil sludge, heavy metals and radio active scale.

• Where possible, reuse or recycle materials, otherwise dispose of wastes on land.

• Cut the tanks into rings. These were to be used in building a ferry terminal.

• Operation is technically complex and six times more dangerous to workers than the sinking option.

• Negligible environmental damage if all activities go as planned.

• Accidental oil spillage in harbour could cause severe environmental damage to the location.

• Cost £41million

Click here for Shell's analysis of the options.

What is more important? Protecting the workers or the environment?

Is it too risky to do this in a confined harbour?