GeoSierra publishes an annual newsletter to provide an overview of our current projects, highlight project successes, and to provide updates on our technology and refinements in our installation process methodology.
	GeoSierra Newsletter Winter/Spring 2006 (612 kb)
	GeoSierra Newsletter Spring/Summer 2005 (524 kb)
	GeoSierra Newsletter Spring 2004 (256 kb)
	GeoSierra Newsletter Spring 2003 (832 kb)
	GeoSierra Overview (436 kb)
	Kelly AFB – Federal Facilities Environmental Journal (348 kb)
	Kelly PRB - UPRR (168 kb)
	AFCEE Center Views 2004 (1.6 Mb)
	Tinker Take-off (64 kb)
	Kelly AFB – 34th street (180 kb)
	Kelly AFB - Commercial (1.2 Mb)
	Read our extensive library of research papers that detail in depth GeoSierra's design/build services:
	Design, Construction and Installation Verification of a 1200' Long Iron Permeable Reactive Barrier (1.4 Mb)
	Groundwater Performance Monitoring of an Iron Permeable Reactive Barrier (1,004 kb)
	Deep Reactive Barriers for Remediation of VOCs and Heavy Metals (628 kb)
	Construction and Performance Monitoring of In Situ Reactive Barriers (1.9 Mb)
	Hydraulic Pulse Interference Tests for Site Hydrogeologic characterization (464 kb)
	Hydraulic Pulse Interference Tests for Integrity Testing of Containment and Reactive Barrier Systems (996 kb)
	There are a variety of resources available on the internet that may be helpful in gathering information about our industry and the comparative advantages of our methods. View these links to learn more about the construction and growth of permeable reactive barriers:
	ENR - GeoSierra Article, December 2, 2002 EnviroMetal Technologies Inc. (ETI) Remediation Technologies Development Form Oregon Graduate Institute of Science and Technology Permeable Reactive Barrier Network Environmental Protection Agency German Permeable Reactive Barrier Network-Rubin Dupont Oakley
	GeoSierra info@geosierra.com GeoSierra Atlanta   Suite 119-127 3000 Old Alabama Road Alpharetta, GA 30022 USA tel: +1 678-740-8570