The calendar below includes international and national environmental holidays for the 2009 calendar year.
The dates reflect when the holiday is celebrated in the United States, though international holidays may be observed at different times in other countries.
The holidays included on this calendar have different ties to green living. Some holidays may have a more humanitarian focus, while others concentrate on natural resource conservation, and still others simply help raise awareness about a particular issue.
In addition to providing civil dates for the Jewish holidays, this calendar provides links to information about each individual holiday. To learn more about the origin, importance or events on a particular day, click the name of the holiday.
Green Holidays for the 2009 Calendar Year:
Environmental Holiday | Date |
| New Year's Day | Jan. 1, 2009 Thurs |
| World Wetlands Day | Feb. 2, 2009 Mon |
| World Forestry Day | Mar. 21, 2009 Sat |
| World Water Day | Mar. 22, 2009 Sun |
| World Meteorological Day | Mar. 23, 2009 Mon |
| Earth Hour | Mar. 28, 2009 Sat |
| World Health Day UN Holiday | Apr. 7, 2009 Tues |
| Earth Day | Apr. 22, 2009 Wed |
| Arbor Day | Apr. 24, 2009 Fri |
| International Day for Biological Diversity | May 22, 2009 Fri |
| World Environment Day | June 5, 2009 Fri |
| World Population Day | July 11, 2009 Sat |
| Smokey the Bear's Birthday | Aug. 9, 2009 Sun |
| National Wildlife Day | Sept. 4, 2009 Fri |
| World Ozone Day | Sept. 16, 2009 Wed |
| International Day of Peace | Sept. 21, 2009 Mon |
| Green Consumer Day | Sept. 28, 2009 Mon |
| World Vegetarian Day | Oct. 1, 2009 Thurs |
| World Animal Day | Oct. 4, 2009 Sun |
| World Habitat Day | Oct. 5, 2009 Mon |
| United Nations Day UN Holiday | Oct. 24, 2009 Sat |
| World Vegan Day | Nov. 1, 2009 Sun |
| America Recycles Day | Nov. 15, 2009 Sun |
| Universal Children's Day | Nov. 20, 2009 Fri |
| World Conservation Day | Dec. 3, 2009 Thurs |
| International Volunteer Day | Dec. 5, 2009 Sat |
| Human Rights Day | Dec. 10, 2009 Thurs |
