Shaded areas indicate where tephra layers remain from associated ve...

Shaded areas indicate where tephra layers remain from associated ve...

Detailed Description

Shaded areas indicate where tephra layers remain from associated very large eruptions. At the time of eruption, lighter ash fall extended to greater distances than shown here.

Details

Image Dimensions: 460 x 502

Date Taken:

Location Taken: US

Source:


Kenedi et al., 2000