Environmental Sites: Engineering

• Advanced Building Technologies
  Information on Building Structure, Finishes & Furnishings, Heating & Cooling, Plumbing & Water Heating, Lighting & Daylighting, Load Management, Electricity Production, Ventilation & Air Quality, Site Services, and Motors & Equipment.
• Building and Fire Research Laboratory: Fire on the Web
  For building engineers and fire researchers. National Institute of Standards and Technology (NIST).
• Environmental Working Group
  The Environmental Working Group (EWG) produces reports, databases, and analysis on United States environmental policy and United States environment. On the web, the EWG offers: reports on air pollution, pesticides, tap water, agricultural subsidies, toxic wastes
• Greatest Engineering Achievements of the 20th Century
  Topics include: Electrificaiton, Automobile, Airplane, Water Supply and Distribution, Electronics, Radio and Television, Agricultural Mechanization, Computers, Telephone, Air Conditioning and Refrigeration, Highways, Spacecraft, Internet, Imaging, Household Appliances, Health Technologies, Petroleum and Petrochemical Technologies, Laser and Fiber Optics, Nuclear Technologies, High-performance Materials. National Academy of Engineering.
• A Heat Transfer Textbook, 3rd edition
  700 page book in pdf format. For engineering students. By John H. Lienhard IV, Professor, University of Houston, and John H. Lienhard V, Professor, Massachusetts Institute of Technology.
• iCrank.com
  Portal page and search engine for mechanical engineering on the web. Reference books, Design codes & specifications, Material data, Machining data, Units conversion, Physical constants), technical knowledge resources (General,Design processes, Materials, Patents, Component technology, Manufacturing process technology, Industry specific), jobs, conferences, professional associations, and more - NSF Newsletter.
• MatWeb
  Materials information database with data on 23,811 materials including
  metals, plastics, ceramics, and composites.
• U.S. Government Documents Ready Reference Collection: Science & Engineering
  Collection of government documents on the Web relating to science and engineering. By the Columbia Libraries.