Land Use History of the Colorado Plateau Home Page

Another interesting source of information about the Colorado plateau


Land Use History of the Colorado Plateau Home Page

From NAU and the USGS

Harry Allen

New book

A new book by Ron Blakey and Wayne Ranney

Ancient Landscapes of the Colorado Plateau

Soon to be published.

Harry Allen

Flooding reached 9 feet above Havasu Creek

Flood info.
Arizona Geology: Flooding reached 9 feet above Havasu Creek

It could be a good post flood field trip.

Harry Allen

Geologists and denial of human-caused climate change

Here is an interesting post from a hard rock geologist about the denial of global warming.

All of My Faults Are Stress-Related: Geologists and denial of human-caused climate change


Harry Allen

Treasure in them there hills

Check out the lost treasures/mines in our hills

Treasure Tales: Arizona

Good hunting

Harry Allen

Significantly Older Grand Canyon?

How old is the Grand Canyon?

Some new data questions the conventional Six Million year B.P.date for the cutting of the Grand Canyon.

http://www.unm.edu/~market/cgi-bin/archives/002711.html#more

Come to the September meeting and find out more about the debate.

Harry Allen

Tornado At Valle

As a precursor to the Redlands Dam failure there was a tornado spotted near Valle

azdailysun.com Flagstaff & Northern Arizona Region


Harry Allen

Havasu flooded Sunday

An earthen dam broke and flooded Havasu canyon at the Grand Canyon.

The AP story follows.

Daily Camera AP News


Here is a video of the flood
http://cosmos.bcst.yahoo.com/up/player/popup/?rn=3906861&cl=9333562&ch=4226713&src=news

Harry Allen

Back in Arizona

We are back from the Mid Atlantic Ridge --sometimes known as Iceland. Great geology at our feet, beautiful impressive place. Good to be back in AZ though.

The question of the day. Will all of the artificial flooding in the Canyon work?

Arizona Geology: Is there enough sand to rebuild Grand Canyon sandbars?


Harry Allen