April
| Date: | April 14, 2011 to April 16, 2011 |
| Time: | 10:00 AM |
| Location: | Pike National Forest, Pueblo |
| Date: | April 16, 2011 |
| Time: | 10:00 AM |
| Location: | Manipur TBD 795001, Manipur |
Conservation of Loktak Lake Programme
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| Date: | April 16, 2011 to August 28, 2011 |
| Time: | 10:00 AM |
| Location: | Helsingborg Fredriksdal Museums Gardens 251 89 , Helsingborg |
The Tree of Life Exhibition
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| Date: | April 20, 2011 to April 23, 2011 |
| Time: | 10:00 AM |
| Location: | Bienville National Forest, Mississippi, Jackson |
| Date: | April 21, 2011 |
| Time: | 8:00 AM |
| Location: | Washington, DC 1616 P St. NW, Suite 340 20036, Washington, DC |
Celebrate Earth Day 2011
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| Date: | April 24, 2011 |
| Time: | 10:00 AM |
| Location: | South Wales Bryngarw Country Park CF32 8UU, South Wales |
Bird watching
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