Massive oil reserves in the North Sea are at the heart of the Scottish independence debate. Many are questioning whether the reserves are just for Scotland or if the rest of the United Kingodm should continue to benefit from their profits.
A vote in favour of Scotland's independence would likely trigger a major dispute over oil revenues that could result in years of legal battles.
Al Jazeera's Laurence Lee reports from Scotland's energy capital Aberdeen.
Source: Al Jazeera