The GMA Geosynthetics Market Report 2011-2012 has the most comprehensive and accurate measure of the geosynthetic market in the U.S. and Canada. This report provides you with the quantity and value of geosynthetic materials produced in the U.S. and Canada. The geosynthetics are reported in five categories: Geotextiles, Geogrids, Drainage Composites, Geomembranes and Geotextile tubes. It includes 23 Sub-categories of these products.