| Butterflies of Utah | | Information on numerous species of butterflies occurring in Utah, including distribution maps, species accounts, and species photos of adults and some larvae. |
| Utah Biodiesel Cooperative | | A charitable, non-profit, organization dedicated to advocacy, promotion, research, and education of environmentally sustainable biodiesel fuel for on-road and off-road vehicle use. Events, links, and pictures. |
| Utah Space Association | | Provides information about the activities of the Utah chapter of the National Space Society in USA. Offers subscription to newsletter and related space links. |
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