 |
 |
 |
 |
 |
| Photo Galleries |
 Colorado
Plateau |
| Fieldwork |
| Labs
& Facilities |
| Non-pinyon
Organisms |
| Pinyon
Needle Scales |
| Pinyon
Reproduction |
| Sunset
Crater |
| Stem-boring
Moths |
| Susceptible/Resistant
Trees |
Sunset Crater National Monument |
 Sunset Crater Panorama |
 Sunset Crater |
 Sunset Crater |
 Storm rolling in |
 Lavaflow |