- 28 - August 3 National Parks Week
- 5 ICA International Co-operative Day / United Nations International Day of Co-operatives, theme for 2008, "Confronting Climate change through Cooperative Enterprise"
- 11 World Population Day, recognized by the UN
- International Year of Planet Earth is a 2008 international observance, declared by the 60th United Nations General Assembly. The Year's activities will span the three years 2007-2009. / Earth
- International Year of the Potato
- International Year of Sanitation
- 2005 to 2014 United Nations Decade of Education for Sustainable Development / Education
- 2005 to 2015 Water for Life Decade / H2O