Thursday, November 20, 2008

havasu flood video

In the AZ Water Science Center highlights section is a video of the results of the August 17 flood in Havasu canyon. New channels were cut by the massive erosion' event'.

Geology in action.

USGS Arizona Water Science Center

Harry Allen

Friday, November 7, 2008

Electoral and Geologic Boundaries

This is an interesting post election geologic note:

Electoral and Geologic Boundaries « Clastic Detritus

I guess the western mountains don't fit as well as the older eastern ones.

Harry Allen

Sunday, November 2, 2008

Welcome to the Anthropocene

Has man's effects on the planet reached the point where we need a new Era. Is the Holocene over?

Food for thought.

GSA Journals Online - Journal -

Harry Allen

Havasu Canyon restoration

Here is the latest on the Havasu flood damage.

Arizona Geology: Havasu Canyon restoration estimated at $2 million+

Harry Allen