GL, Gl, or gl may refer to:
Global warming, also referred to as climate change, is the observed century-scale rise in the average temperature of the Earth's climate system and its related effects.
Globalization (or globalisation; see spelling differences) is the increasing interaction of people through the growth of the international flow of money, ideas and culture.
Glasgow (; Scots: Glesga /ˈɡlezɡə/; Scottish Gaelic: Glaschu [ˈkl̪ˠas̪əxu]) is the largest city in Scotland, and third-largest in the United Kingdom.
The Glock pistol, sometimes referred to by the manufacturer as a Glock "Safe Action" pistol and colloquially as a Glock, is a series of polymer-framed, short recoil-operated, locked-breech semi-automatic pistols designed and produced by Glock Ges.m.b.H., located in Deutsch-Wagram, Austria.
The Global Positioning System (GPS), originally Navstar GPS, is a space-based radionavigation system owned by the United States government and operated by the United States Air Force.
Impact Wrestling is an American professional wrestling promotion, based in Nashville, Tennessee, that is majority owned by Anthem Sports & Entertainment.
Glucose is a simple sugar with the molecular formula C6H12O6. Glucose circulates in the blood of animals as blood sugar.
Glaucoma is a group of eye diseases which result in damage to the optic nerve and vision loss. The most common type is open-angle glaucoma with less common types including closed-angle glaucoma and normal-tension glaucoma.
Professional wrestling has accrued a considerable nomenclature throughout its existence. Much of it stems from the industry's origins in the days of carnivals and circuses.