Complex sentence: Compared with the rest of Europe, Scotland has a low population density at 64 people per square kilometre, but is a highly urbanised country, with 82% of the population living in settlements of 3000 people or more.
Split into simpler sentences: Compared with the rest of Europe, Scotland has a low population density at 64 people per square kilometre. However Scotland is a highly urbanised country, with 82% of the population living in settlements of 3,000 people or more.