Sustainable development does not focus solely on environmental issues. The United Nations 2005 World Summit Outcome Document, refers to the "interdependent and mutually reinforcing pillars" of sustainable development as economic development, social development, and environmental protection.
| Nome | País | Data |
|---|---|---|
| gaurav | Índia |
19-07-2008 |
| Jonathan-Frank | Canadá |
04-10-2008 |
| saevul amri | Indonésia |
30-10-2008 |
| Jaden | Canadá |
10-12-2008 |
| Tracy | 26-01-2009 | |
| Simon James | Nigéria |
27-01-2009 |
| Erik Graham | Polônia |
27-01-2009 |
| Danish Khan MCSE, MCT, MCTS, MCITP, MCP, CompTIA A+ & CompTIA Network+ Certified | Arábia Saudita |
11-05-2009 |
| Yaye | México |
10-08-2009 |
| Nelsy Ramírez | Venezuela |
21-08-2010 |