Welcome to our book review site go-pdf.online!
You may have to Search all our reviewed books and magazines, click the sign up button below to create a free account.
Critical Mineral Resources of the United States
As the importance and dependence of specific mineral commodities increase, so does concern about their supply. The United States is currently 100 percent reliant on foreign sources for 20 mineral commodities and imports the majority of its supply of more than 50 mineral commodities. Mineral commodities that have important uses and face potential supply disruption are critical to American economic and national security. However, a mineral commodity's importance and the nature of its supply chain can change with time; a mineral commodity that may not have been considered critical 25 years ago may be critical today, and one considered critical today may not be so in the future. The U.S. Geologi...
The Archaeology of Human-Environmental Dynamics on the North American Atlantic Coast
Using archaeology as a tool for understanding long-term ecological and climatic change, this volume synthesizes current knowledge about the ways Native Americans interacted with their environments along the Atlantic Coast of North America over the past 10,000 years. Leading scholars discuss how the region’s indigenous peoples grappled with significant changes to shorelines and estuaries, from sea level rise to shifting plant and animal distributions to European settlement and urbanization. Together, they provide a valuable perspective spanning millennia on the diverse marine and nearshore ecosystems of the entire Eastern Seaboard—the icy waters of Newfoundland and the Gulf of Maine, the ...
Index of Patents Issued from the United States Patent Office
pt. 1. List of patentees.--pt. 2. Index to subjects of inventions.
