GDP: gross domestic product

GMT: Greenwich Mean Time

GNP: gross national product

GRT: gross register ton

GSM: global system for mobile cellular communications

GUAM: Organization for Democracy and Economic Development; 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