Island leaders have voiced concerns about the populations of the smaller Shetland islands as it emerged a major employer is offering relocation packages that could encourage people to move away.
Growth in life expectancy in the UK has come to a halt, new figures show.
The number of households in England is projected to grow by a smaller amount than previously thought, thanks to new assumptions about fertility, life expectancy and net migration.
The population of the north-east fell last year after more than 20,000 people moved away and far fewer arrived to make the region their home.
Moray's population has risen by more than 5,000 during the past decade, and is poised to increase further in the coming years.
Aberdeenshire's population has rocketed by more than 20,000 in the last decade - the equivalent of adding another town the size of Peterhead to the region.
North-east businessmen have welcomed the population boom as an opportunity to attract new customers.
Shetland's population is predicted to rise by nearly a tenth over the next quarter of a century due to a huge increase in the number of older people.