The five main latitude regions of the Earth's surface comprise geographical zones, divided by the major circles of latitude. The differences between them relate to climate. They are as follows: 1  The North Frigid Zone, north of the Arctic Circle, 4.12% of Earth's surface.he five main latitude regions of the Earth's surface comprise geographical zones, divided by the major circles of latitude. The differences between them relate to climate. They are as follows: 1  The North Frigid Zone, north of the Arctic Circle, 4.12% of Earth's surface.
According to Wikipedia, at six years of age, Kayla Rolland is believed to be the youngest school shooting victim in U.S. history. Dedric Owens is the youngest school shooter. Due to his age (born on May 5, 1993) and the legal claim that at that age he would have the lack of ability to form intent, Owens was not charged with murder.
The suspected shooter, 20-year-old Adam Lanza of Newtown, died Friday morning from a gunshot wound. Authorities said they believe his wound was self-inflicted. Lanza forced his way into the school around 9:40 a.m. Friday, police said, about 30 minutes after the school day began.