Rock-type units from USGS Here’s a geology map for field navigation in more accessible portions of the Greater Chilkat Watershed—US…2020 | Richard Carstensen | geopdf—10MB—& 5-page draft chapter
Bedrock geology is a vast subject. Of greatest interest to naturalists are ways in which underlying rock types, alignments, fracture patterns, and variable resistance to erosion explain the shape of the land and the distribution of natural communities.
Here are some of the common bedrock types of Southeast Alaska.
In this section
Another great idea from Mike Cathy Connor and I (Richard Carstensen) have inherited a tradition spearheaded by our friend Mike…2019 | Mike Blackwell, Richard Carstensen & Cathy Connor | 27 pages
Goats, geology & zonation on Shaa Tlaax, moldy top (Mt Juneau) Video-journal of the flora, fauna, and geomorphology that hikers…2019 | Richard Carstensen | 4 minutes
High-resolution GeoPDF pair for field navigation in Dzantik’i Héeni (Gold Creek) watershed. In apps such as Avenza, on your phone…2019 | Richard Carstensen | 2 geopdfs
Slideshow in two parts Kaxdigoowu Héen, going back clearwater has been one of my favorite places since I first explored…2019 | Richard Carstensen & John Hudson | slide show in 2 parts: 38 & 22 minutes
Bedrock geology for Áak’w & T’aakú Aaní. Units based upon a shapefile by USGS, but color coded by 6 broad…2015 | Richard Carstensen |
How bedrock, foundations, glaciers, rivers and sea shape the land How bedrock influences the shape of mountains and coastal landforms.…2013 | Cathy Connor|Richard Carstensen | 28 pages
Connections between the living and non-living world Feature article on response of flora and fauna to geologic landforms and bedrock…Spring 2011 | Richard Carstensen | 12 pages
Guide to natural and cultural history of the CBJ, summarizing Discovery’s longterm study on contract with Parks & Recreation that…2013 | Richard Carstensen | 72 pages