Yellowstone
Here's what I learned today:
The upward movement of the Yellowstone caldera floor-almost 3 inches (7 centimeters) each year for the past three years-is more than three times greater than ever observed since such measurements began in 1923.[16] From mid-Summer 2004 through mid-Summer 2008, the land surface within the caldera has moved upwards, as ( Read more... )
The upward movement of the Yellowstone caldera floor-almost 3 inches (7 centimeters) each year for the past three years-is more than three times greater than ever observed since such measurements began in 1923.[16] From mid-Summer 2004 through mid-Summer 2008, the land surface within the caldera has moved upwards, as ( Read more... )
Comments 1
Reply
Leave a comment