| Views | |
| Environmental Monitoring and Assessment | 195 |
| November 2012 | December 2012 | January 2013 | February 2013 | March 2013 | April 2013 | May 2013 | |
| Environmental Monitoring and Assessment | 20 | 10 | 12 | 19 | 20 | 24 | 6 |
| Views | |
| United States of America | 80 |
| Czech Republic | 24 |
| China | 22 |
| Russian Federation | 17 |
| Germany | 10 |
| Japan | 9 |
| Ukraine | 6 |
| Netherlands | 5 |
| Slovakia (Slovak Republic) | 5 |
| Unknown Country | 2 |
| Views | |
| Ostrava | 21 |
| Redwood City | 17 |
| Sayreville | 14 |
| Beijing | 11 |
| Mountain View | 7 |
| Santa Clara | 7 |
| Lake Mary | 5 |
| Munich | 2 |
| Redmond | 2 |
| Seattle | 2 |