Colorado River through the Grand Canyon, 2016
1 to 26 December, 2016
My third trip rafting the Colorado River through the Grand Canyon. We had a great group, and some incredible layover days
Fire history in remnant red pine (Pinus resinosa) forests in Wisconsin.
Some incredible fire-scar records in red pine forests over much of Wisconsin
Fire history in upland ponderosa pine (Pinus ponderosa) forests at Zion National Park.
Some photos of upland forests at Zion and a short backpack down the West Rim Trail
The Third American Dendrochronology Conference (AmeriDendro), Mendoza Argentina
28 March to 1 April, 2016
It was a fantastic conference, lots of very good talks, and of course a great opportunity to catch up with old friends and make some new ones.
Grand Canyon through the Colorado River, 2014
18 September to 9 October, 2014
I had the great pleasure to go down the Colorado River through the Grand Canyon for my second time in 2014.
Grand Canyon through the Colorado River, 2009
20 December, 2009, to 13 January, 2010
Ever since I was 5 years old I wanted to run the Colorado River through the Grand Canyon, and I finally had my first chance in Dec 2009.
- (Larger version of header photo; Arches National Park, Utah)