USGS

4 articles in the TruthFoundry index. Each links out to the original.

• USGS Scientists Reveal Young Volcanism in Arizona's Springerville Field · New dating suggests Arizona's Springerville volcanic field erupted 50,000 years ago and may still be active.
• Study Evaluates Cost-Effectiveness of Post-Fire Seeding Methods in Sagebrush Biome · New research compares drill and aerial seeding for post-fire restoration in the western U.S. sagebrush biome.
• USGS Maps Kīlauea Summit Eruption Tephra Using New LiDAR Survey · USGS Hawaiian Volcano Observatory maps Kīlauea tephra deposits using a new LiDAR survey completed on July 29, 2026.
• USGS Hawaiian Volcano Observatory urges preparedness for Hawaii's volcanic hazards and forecasts Kilauea episode 55 · USGS HVO's weekly Volcano Minute advises Hawaii residents to prepare for eruptions, earthquakes, and tsunamis during National Preparedness Month.