International Days	that are closely related to GDRC's programmes and initiatives are marked with a yellow background and explained further with additional information links.
Observances	are other days that the world community observes to raise awareness on global issues.

International Decades During the decade of 2020-2030, the world community also observes the following decades: • United Nations Decade on Ecosystem Restoration (2021-2030) • United Nations Decade of Healthy Ageing (2021-2030) • United Nations Decade of Ocean Science for Sust. Dev. (2021-2030) • Nelson Mandela Decade of Peace (2019-2028) • United Nations Decade of Family Farming (2019-2028) • International Decade for Action "Water for Sust. Dev. " (2018-2028) • Third United Nations Decade for the Eradication of Poverty (2018-2027) • United Nations Decade of Action on Nutrition (2016-2025) • Third Industrial Development Decade for Africa (2016-2025) • International Decade for People of African Descent (2015-2024) • United Nations Decade of Sustainable Energy for All (2014-2024)

Urban October Between World Habitat Day on 3 October, and World Cities Day on 30 October, the world community celebrates "Urban October" - a series of events and campaigns to promote a better urban future. Urban October was developed to raise awareness, promote participation, generate knowledge and engage the international community towards a New Urban Agenda, in 31 days of promoting a Better Urban Future.