Several reasons are blamed for Greenland's high rate of suicide, including alcoholism, depression, poverty, conflict-ridden relationship with spouse, dysfunctional parental homes, etc. According to a report published in 2009, the suicide rate in Greenland increases during the summer. Researchers have blamed insomnia caused by incessant daylight.
https://freeglobaluniversity.blogspot.com/search/label/BlueGreen