| The_Zeolite_Homepage_of_Volker_Betz Information and photography on natural zeolites, references on zeolite locations, and offers for swapping with other collectors. |
| Zircon__The_Key_Mineral Information on the properties, occurances, and some specific research of the mineral Zircon. |
| Air_and_Waste_Management_Association_(AWMA_) Environmental information including air pollution, hazardous waste, management, regulations, measuring, modeling, emissions, testing, monitoring, modeling, particulate matter, ozone, and brownfields |
| Cleanup_Levels_For_Hazardous_Waste_Sites Contains list of government regulation websites that give toxicity values, physical constants and state cleanup levels. Also, has descriptions of pages, message board and glossary of related acronyms |
| Coastal_Hazardous_Waste_Site_Reviews US NOAA review documents describing their evaluations of more than 300 hazardous waste sites that EPA has proposed for addition to the National Priorities List. |
| Contaminated_land_in_Great_Britain Information on Contaminated Land in the UK, for all working in the field, whether involved in buying, selling, assessing, advising, or remediating. |
| DOE_Office_of_Environmental_Management_(EM) U.S. Department of Energy waste management (hazardous waste, radioactive waste) and environmental remediation (waste site clean-up) programs. |
| EPA_SW-846__Test_Methods_for_Evaluating_Solid_Waste,_Physical/Chemical_Methods EPA publication SW-846 is the Office of Solid Waste's official compendium of analytical and sampling methods for use in complying with the RCRA |
| EPA\'s_Office_of_Solid_Waste Information on municipal solid waste, hazardous waste, and industrial waste. |
| Hazardous,_Toxic_and_Radioactive_Waste_Center_of_Expertise_(US_Army_Corps_of_Engineers) cleans up sites contaminated with hazardous waste, radioactive waste, or ordnance. |
| The_Hazmat_101_Discussion_and_Information A Yahoo email newsgroup dedicated to discuss packaging, labeling and transportation issues of potentially dangerous substances. Includes sign up instructions, list of stewards, archives and related r |
| The_Hazmat_101_List Email discussion list dedicated to hazardous materials and transportation safety issues. |
| Healthy_Communities_Environmental_Mapping Location, type, and performance of HUD-funded activies and select EPA information on brownfields, hazardous wastes, air pollution and waste water discharges. |
| Household_Hazardous_Waste_-_University_of_Missouri_Outreach_&_Extension Almost every home contains hazardous products, or products that can harm human health or the environment if improperly handled. Site tells what consumers should know about how to properly use, store, |
| International_Directory_of_Solid_Waste_Management The International Solid Waste Association Yearbook provides a comprehensive annual reference guide to the global solid waste industry with state-of-the-art articles, reports and case studies on all as |
| ITEA_-_DISMO_technology Offers a hyperbaric sublimation technology for treatment of hazardous and non hazardous waste, using air highly enriched with oxygen in a pressurized reactor. |
| Massachusetts_Military_Reservation_Installation_Restoration_Program environmental cleanup program on Cape Cod, involving the MMR itself, the Air Force, other federal and state agencies, and the general public. |
| Oregon_DEQ_Hazardous_Waste_Program Proper hazardous waste management is an integral part of protecting Oregon's land, air, and water systems. Site has information on regulations and regulatory compliances, as well as information and li |
| Superfund_Home_Page U.S. Environmental Protection Agency (EPA) site about the CERCLA statute and Superfund programs. |
| Afforestation_of_Treeless_Areas Report on mycorrhiza formation with tree genera from around the world and use in reforestation projects. |
| Conference_on_Rhizobium_and_Mycorrhizae_in_Crops Summary of a 2001 conference on plant microbial interactions in crop production and utilisation, with photos and electron micrographs of root nodules. |
| Mycorrhiza_Information_Exchange Global clearinghouse for mycorrhizal information. Organized links and information related for education, research and business applications of mycorrhizal symbiosis. |
| Mycorrhiza_com Information on the use of mycorrhizal inoculum. |
| Mycorrhizal_Symbiosis_and_Plant_Responses_to_the_Environment Discusses some University of Tennessee research. |
| Overview__Mycorrhizas Introduction to the topic as part of a university course in fungal biology. |
| A_Practical_Introduction_to_Mycorrhiza Discusses types of mycorrhizas, their role in seed germination and other higher-plant processes, plants that form mycorrhizas, and benefits. |
| Working_with_Mycorrhizas_in_Forestry_and_Agriculture Introduction to the structure, development and function of mycorrhizas, especially vesicular arbuscular and ectomycorrhizal associations. Includes illustrations, lists of Australian host plants, fungi |
| Ectomycorrhizal_Fungi_and_their_Leguminous_Hosts_in_the_Pakaraima_Mountains_of_Guyana Paper discussing relationships between plants and mycorrhizal fungi in equatorial rain forests of South America. [PDF] (May, 2002) |
| The_Amber_Ranch Dominican rough blue amber for jewellers and collectors. |
| Bluechart A gem identification chart for $18. |
| Caribbean_Gemological_Institute Caribbean jewelers organization includes jewelry, shopping and travel tips.. |
| Dan_Dennis Author of "Gems: A Lively Guide for the Casual Collector." |
| Florida_Gold_Coast_&_Mineral_Society Gold and Mineral Society in Florida. |
| FTC FTC Guides for jewelry and precious metals. |
| Gem_Hut Hundreds of descriptions for gems, minerals, and rare metals. Pictures, hardness, and composition. |
| Gemology_Tools Software for the professional gemologist or gemology student/enthusiast. |
| Gems_and_Precious_Stones An on-line gem and jewelry course at UC Berkeley. |
| Gemstone_Forecaster_Newsletters Analyzes Burma ruby and sapphire gems and collector gemstone markets. |
| GeoNord Gem and mineral site from Sweden. |
| The_Image Mineral and gemstone galleries. Physical properties and historical facts for minerals and gemstones. |
