In the Canadian province of Alberta, the epicenter of a boom in the production of bitumen from oil sands, senior geoscientists saw a 14.5% rise in salary this year, to $231,000. When you include overtime, truck drivers in the province are earning up to $170,000.
The System Preferences application is found in your Applications folder and is also available at any time from the Apple menu at the top-left of the screen (click the Apple logo). It may also be in your Dock at the bottom of the screen - the icon is a set of interlinked cogs, like the image above.
System Preferences controls system-wide settings (global settings), and is available from the Apple (ï£¿) menu at the upper-left corner of the screen. System Preferences lets you adjust things like your screen resolution, keyboard control, mouse control, sound, printer settings, sharing settings, accounts, and more.