GRT: gross register ton

GSM: global system for mobile cellular communications

GUAM: acronym for member states - Georgia, Ukraine, Azerbaijan,
Moldova

GWP: gross world product

Hazardous Wastes: Basel Convention on the Control of Transboundary
Movements of Hazardous Wastes and Their Disposal

HF: high-frequency

HIV/AIDS: human immunodeficiency virus/acquired immune deficiency syndrome

IADB: Inter-American Development Bank

IAEA: International Atomic Energy Agency

IANA: Internet Assigned Numbers Authority