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'+mH(10,strEnvironmental,'',N,'Environmental Issues')+mU(2,'10s')+R+mJ()+'Consumer Health & Food Safety Concerns'+mU(3,10010)+X+N+'200701fluorideininfantdiets'+T+'Based on American Dental Association recommendations, many infants and small children may be getting too much fluoride in their diets, which may po...">ADA Recommendation for Fluoride in Infant Diets'+A+Y+mJ()+TS+'A three part series on its history, chemical and physical properties, uses, health hazards and the legal implications of asbestosis & mesotheli...">Asbestos'+Sn+mU(4,10010020)+X+N+'asbestoshistory2004'+T+'">Asbestos, a Brief History its Uses & Health Risks'+F+N+'asbestosproperties2004'+T+'">Asbestos, its Chemical & Physical Properties'+F+N+'asbestoshealthhazards2004'+T+'">Asbestos: A Manufacturing Health Hazard Dating to Prehistoric Times'+A+Z+Y+mJ()+'Dry-Cleaning Chemicals'+mU(4,10010030)+X+N+'200603percholorethylene'+T+'According to the EPA, we all may be exposed to perc because it is found in the air and drinking water nationwide.">Looking Good, Feeling Bad; or, What\'s the Problem with Perc?'+F+N+'200605drycleaning'+T+'The vast majority of America\'s dry cleaners use perc - are there viable alternatives? The three most prominent non-perc cleaning options are examin...">Are there Realistic Dry-Cleaning Alternatives to Perc?'+A+Z+L+N+'200603tefloncoverup'+T+'Court records and internal documents have shown that DuPont has been covering up the true dangers of Teflon for decades.">DuPont\'s Teflon Cover-up'+F+N+'200804childrenautismadhd'+T+'While the generally accepted causes of neurodevelopmental disorders like Autism and ADHD include genetic and environmental factors, a wide range of...">Neurodevelopmental Disorders in Children: Autism & ADHD'+F+N+'200601pcbsinfood'+T+'PCBs a notoriously hazardous group of chemicals have infiltrated our food chain.">PCBs in the food you love'+A+Y+mJ()+'Seafood Safety'+mU(4,10010070)+X+N+'200511mercuryvsomega-3fattyacids'+T+'In spite of the health benefits provided by omega-3 fatty acids found in fish oils, people are decreasing fish in their diets due to high levels of...">Mercury in Fish vs. the Benefits of Fish Oils'+F+N+'200605norwegiansalmon'+T+'The quality and safety of Norwegian farmed salmon came into question with a Russian ban, illegal nitrate use and evidence of a Norwegian cover up.">Norwegian Farmed Salmon Raises Global Concern'+A+Z+L+H+'200606lawnchemicals'+T+'Each year consumers paint their lawns with various fertilizers, herbicides and pesticides. These chemicals can be deadly if used incorrectly.">The Dangers of Lawn Chemicals at Home'+A+Z+Y+mJ()+'Energy & Sustainablity'+mU(3,10020)+X+N+'200802biofuels'+T+'Whatever their motivation - be it energy independence for the U.S. or an attempt at fighting climate change for Europe - world governments are now ...">Biofueling to the future'+F+N+'200611CO2globalwarming'+T+'Why is carbon dioxide considered pollution and how do scientists know that humans are responsible for climate change?">CO2 Pollution and Global Warming'+F+N+'200704compactfluorescentlights'+T+'Do compact Fluorescent lights really save money, how well do they perform? See what we found out, then calculate your potential savings.">Compact Fluorescent Lights (CFLs): Are They Worth the Switch?'+F+N+'200706energyinnovation'+T+'In a mere 100 years we have depleted the equivalent of millions of years\' worth of solar energy captured by ancient organisms and locked up in oil,...">Global Trends in Energy Technology Innovation'+F+N+'200608hydrogenfuelcells'+T+'Energy sources of the future will have to be cleaner and more efficient than current sources - hydrogen fuel cells fulfill these requirements; howe...">Hydrogen Fuel Cells: Energy of the Future'+A+Z+Y+mJ()+'Environmental Disasters'+mU(3,10030)+R+mJ()+'Chernobyl'+mU(4,10030010)+X+H+'articles/chernobyl1'+T+'In 1996 we revisited the Chernobyl disaster and looked at what the impacts were ten years on.">Chernobyl Revisited'+F+H+'articles/chernobyl2'+T+'Agricultural and Environmental Impact of the Chernobyl disaster">Agricultural and Environmental Impact'+F+H+'articles/chernobyl3'+T+'Chernobyl was a real turning point for nuclear energy.">A Turning Point'+A+Z+L+H+'articles/bhopal'+T+'Why would anyone choose to work in the hazardous waste industry?">From Bhopal to Hazardous Waste Compliance'+F+H+'articles/grownups'+T+'What was it like growing up in Love Canal NY, which became one of the Superfund Act\'s first Superfund hazardous waste site.">Love Canal NY: Grownups Don\'t Do Blue Goo'+F+N+'200606katrina'+T+'New Orleans communities were destroyed and lives uprooted as water came cascading onto the Bayou. Did the damage have to be so devastating?">New Orleans, Hurricane Katrina & the Oil Industry'+A+Z+Y+mJ()+'Politics and Policy'+mU(3,10050)+X+H+'articles/nimby'+T+'In whose backyard does our hazardous waste end up?">Environmental Justice and the NIMBY Principle'+A+Y+mJ()+'Prairie Dogs: Small mammal, big controversy'+mU(4,10050020)+X+N+'200703prairiedogs'+T+'In the Midwest U.S. the matter of whether prairie dogs are a threatened species or an over populated public health nuisance that causes severe econ...">Prairie Dogs: A Threatened Species or Public Health Nuisance?'+F+N+'200704prairiedogcontrolnonlethal'+T+'A discussion of differenct non-lethal prairie dog control measures.">Prairie Dog Control: Non-Lethal Techniques'+F+N+'200704prairiedogcontrollethal'+T+'A discussion of differenct lethal prairie dog control measures.">Prairie Dog Control: Lethal Techniques'+F+N+'200706prairiedogreconciliation'+T+'The concept of reconciliation ecology is to accommodate wild species within a human modified or occupied landscape. So how can this be applied to p...">Can Prairie Dogs be Managed Utilizing Reconciliation Ecology?'+A+Z+L+N+'pseudoscience2004'+T+'Pseudoscience that threatens the integrity of science in America.">Pseudoscience: A Threat to Our Environment'+F+N+'200608junkscience'+T+'Do you know how to separate science from pseudoscience? Many websites are sponsored by organizations that have specific agendas.">Sorting out Science from Junk Science'+A+Z+Y+mJ()+'Pollution - Air'+mU(3,10060)+X+N+'200602airpollution'+T+'Air pollution caused by products you use every day can harm your health.">Effects of Air Pollution on your health'+F+N+'mercurypollution2005-pt2'+T+'Clean Air Act Amendments of 1970 and 1977 Set the Stage for the Mercury Calamity of the 21st Century.">Clean Air Act Contributing to Mercury Problem'+F+N+'200912_nitrogen_dioxide_ozone_and_lead_endanger_children'+T+'Scientists at the University of California, Irvine have found that Nitrogen Dioxide and Ozone react with surfaces painted with lead based paint to ...">Nitrogen Dioxide, Ozone & Lead Partner to Increase Pollution Dangers to Urban Children'+F+N+'200602outdoorwoodfurnaces'+T+'Emissions from outdoor wood burning stoves drift across property lines raising health concerns for neighbors.">The Heat facing Outdoor Wood Furnaces & Boilers'+A+Z+Y+mJ()+'Pollution - Water'+mU(3,10070)+X+N+'200510hudsonriverpcbs'+T+'Many parties are responsible for the decades-long PCB contamination of the Hudson River. Who must ultimately pay the price for cleanup? Forensic ch...">PCBs in New York\'s Hudson River'+F+N+'mercurypollution2005'+T+'Outdated coal fired powerplants are contributing to increased mercury levels in lakes and streams.">Increased Mercury Levels Attributed to Industrial Activities'+F+N+'200512concordriverpollution'+T+'In Massachusetts, the Concord River, along with its tributaries, serve as an example of the implications that pollutants can have on our environment.">Environmental Pollution of the Concord River'+A+Z+Y+mJ()+'Waste & Recycling'+mU(3,10080)+X+N+'household'+T+'There are a lot of dangerous chemicals in your home. Here are some things to do to make it safer.">Guide to Handling Household Chemicals'+F+N+'200604recycledpaper'+T+'Just like anything else, the recycled paper you buy may not always be what it seems.">How Well Do You Know Recycled Paper?'+F+H+'articles/trash'+T+'Many municipal landfills have the situation well in hand; do you?">Protecting Wildlife from Trash'+F+N+'200702plasticrecycling'+T+'Where do recyclable plastics go? If a plastic makes it into the recycling loop, it will go through many processes before it emerges as a recycled p...">Plastics - From Recycling Bin to New Product'+F+N+'200705rohs'+T+'The European Union (EU) member states are taking action and holding manufacturers responsible for the hazardous materials in their products.">RoHS: Europe\'s Initiative to Control Technological Waste'+F+N+'medicalwaste'+T+'Gives insight as to how medical waste is disposed of in America.">Treatment of Biohazardous Waste'+F+N+'wastehistory'+T+'Do you want to be a Garbologist?">The History of Waste'+A+AA+mH(20,strChemistry,'',O,'Chemistry')+mU(2,'20s')+R+mJ()+'Articles'+mU(3,20010)+X+P+'atom_anatomy'+T+'Explains the structure of atoms and how this affects the way they interact with each other.">Anatomy of the Atom'+F+O+'pcb'+T+'PCB, The Manmade Chemicals That Won\'t Go Away">The Chemistry of Polychlorinated Biphenyls'+F+D+'/yogi/reference/molar'+T+'A tutorial on Molar mass calculations with examples and a molecular weight calculator to aid calculations.">Molar Mass Calculations and Molecular Weight Calculator'+F+O+'MolarityMolalityNormality'+T+'Introduces stoichiometry and explains the differences between molarity, molality and normality.">Stoichiometry: Molarity, Molality and Normality'+F+O+'200609fluorine'+T+'Fluoride\'s derivatives have many uses other than as a mouthwash.">What You Do and Don\'t Know About Fluorine'+A+Z+Y+mJ()+'Reference Resources'+mU(3,20020)+X+D+'/yogi/chemicals/'+TI+'An indexed directory of common chemicals used in industry and household products.">Chemical Database'+F+O+'dictionary/index'+T+'Defines many of the technical terms and acronyms used on this site as well as many other terms.">Chemistry Dictionary'+A+Y+mJ()+P+TI+'Comprehensive data for each element of the periodic table including up to 40 properties, common chemical compounds. Information also provided for 3...">Periodic Table of Elements'+A+mU(4,20020030)+X+'Periodic Table Sorted By'+L+P+'atomicradius'+T+'">Atomic Radius'+F+P+'boilingpoint'+T+'">Boiling Point'+F+P+'covalentradius'+T+'">Covalent Radius'+F+P+'crosssection'+T+'">Cross Section'+F+P+'crystal'+T+'">Crystal Structure'+F+P+'density'+T+'">Density'+F+P+'electrical'+T+'">Electrical Conductivity'+F+P+'electronegativity'+T+'">Eletronegativity'+F+P+'meltingpoint'+T+'">Freezing Point'+F+P+'vaporization'+T+'">Heat of Vaporization'+F+P+'ionicradius'+T+'">Ionic Radius'+F+P+'1stionization'+T+'">Ionization Potential'+F+P+'mass'+T+'">Mass Average'+F+P+'meltingpoint'+T+'">Melting Point'+F+P+'name'+T+'">Element Name'+F+P+'series'+T+'">Series'+F+P+'symbol'+T+'">Symbol'+F+P+'thermal'+T+'">Thermal Conductivity'+F+P+'year'+T+'">Year of Discovery'+A+AA+mH(30,strHazMat,'Hazardous Materials',H,'HazMat')+mU(2,'30s')+R+mJ(' TopMenuNarrow')+'Household'+mU(3,30010)+X+N+'household'+T+'There are a lot of dangerous chemicals in your home. Here are some things to do to make it safer.">Guide to Handling Household Chemicals'+F+H+'200606lawnchemicals'+T+'Each year consumers paint their lawns with various fertilizers, herbicides and pesticides. These chemicals can be deadly if used incorrectly.">The Dangers of Lawn Chemicals at Home'+A+Z+Y+mJ()+'Industry'+mU(3,30020)+R+mJ()+H+'erg/'+TI+'A6n online version of the USDOT ERG which is for first responders during the initial phase of a HazMat incident.">Emergency Response Guidebook (ERG)'+A+mU(4,30020010)+R+mJ()+'List materials by'+mU(5,30020010010)+X+H+'erg/'+TI+'">UN Number'+F+H+'erg/ob/name'+T+'">Material Name'+A+Z+L+H+'erg/gn/list'+T+'">Guide Pages'+F+H+'erg/ii/1005-1082'+T+'">Table of Initial Isolation and Protective Action Distances'+F+H+'erg/wr/list'+T+'">Table of Water-Reactive Materials Which Produce Toxic Gases'+A+Y+mJ()+'Notes'+mU(5,30020010050)+X+H+'erg/isointro'+T+'">Introduction to the Table of Initial Isolation and Protective Action Distances'+F+H+'erg/ProtectiveFactors'+T+'">Protective Action Decision Factors to Consider'+F+H+'erg/ProtectiveTableNotes'+T+'">How to use the table of initial isolation and protective action distances'+A+Z+Z+L+H+'table/'+TI+'USDOT hazardous materials table from 49CFR 172.101.">49CFR USDOT Hazardous Materials Table'+A+Y+mJ()+HP+TI+'Images and definitions of hazardous materials placards required by the USDOT when transporting dangerous goods.">USDOT HazMat Placards'+A+mU(4,30020030)+X+HP+'class1'+T+'Class 1 Explosives">1 Explosives'+F+HP+'class2'+T+'Class 2 Compressed Gasses">2 Compressed Gas'+F+HP+'class3'+T+'Class 3 Flammable Liquids">3 Flammable Liquid'+F+HP+'class4'+T+'Class 4 Flammable Solids">4 Flammable Solids'+F+HP+'class5'+T+'Class 5 Oxidizers">5 Oxidizers'+F+HP+'class6'+T+'Division 6.1 Poisons">6.1 Poisons'+F+HP+'class7'+T+'Class 7 Radioactive Materials">7 Radioactives'+F+HP+'class8'+T+'Class 8 Corrosive Liquids">8 Corrosives'+F+HP+'class9'+T+'Class 9 Miscellaneous">9 Miscellaneous'+F+HP+'etc'+T+'Related Markings">Related Markings'+F+H+'compliance/quiz'+T+'Test your knowledge of USDOT HazMat placarding regulations (49CFR).">Placarding Quiz'+A+Z+L+HP+'PlacardingCD'+T+'Contains clipart versions of hazmat placards. Includes USDOT hazmat transportation training modules as a free bonus.">USDOT HazMat Placards CD & training modules'+F+H+'compliance/200601ExceptionsExemptionsVariances'+T+'All Leniencies are not created equally, what are the differences?">Exceptions, Exemptions and Variances'+F+H+'compliance/HazMatTransportionPermitSystem'+T+'Federal Motor Carrier Safety Administration\'s hazardous materials transportation permitting system.">FMCSA HazMat Transportion Permit System'+F+H+'articles/hm200'+T+'USDOT exceptions that allow the transport of materials of the trade without shipping papers.">HM-200 Provides Relief for Materials of the Trade'+F+H+'articles/hm206'+T+'USDOT rule designed to make it easier for emergency responders to identify hazardous materials.">HM-206 Alters Requirements'+F+H+'articles/explosives'+T+'This basic question drive the inquiries into characterizing any hazardous material.">Is This Material an Explosive Hazard?'+A+AA+mH(25,strGoGreen,'Go Green, save money while helping the environment',G,'Go Green')+mU(2,'25s')+R+mJ()+G7+TI+'A series of articles documenting the eco renovation a house built in 1970 and reviewing products used in the renovation. 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The first step in this is conducting an energy audit.">Weatherization - Coming late 2009'+Sn+mU(4,25010050)+X+G7+'initialenergyaudit'+T+'This energy audit was conducted on our house to help us prioritize weatherization and energy efficiency projects.">Energy Audit'+F+G7+'revisedreturnoninvestment'+T+'These are updated return on investment calculations for the energy audit that was conducted on our house and reflect updated information.">Revised ROI Calculations'+A,M2=AA+mH(40,strCareers,'',D+'/careers/','Careers')+mU(2,'40s')+R+mJ()+D+'/careers/ca/">Canada'+A+mU(3,4010)+R+mJ()+mC(1,'Education')+mU(4,401005)+X+mC(1,'Elementary '+Sc)+L+mC(1,'High '+Sc)+L+mC(1,'Middle '+Sc)+L+mC(1,Sc+' 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energy'+L+B+'2010/03/could-maine-be-energy-self-sufficient'+T+'Yesterday I attended a meet and greet for Pat McGowan who is one of seven candidates who are runn...">Could Maine be Energy Self Sufficient in Ten Years?'+L+B+'2009/10/toyota-prius-plug-in-hybrid-debuts-at'+T+'At the Frankfurt Motor Show, Toyota unveiled a plug-in hybrid version of its popular Toyota Prius...">Toyota Prius Plug-in Hybrid Debuts at Frankfurt Motor Show'+L+B+'2009/10/glen-beck-h1n1-vaccine-ethyle-mercury'+T+'Politically motivated fear mongering has become a routine part of the partisan discourse with som...">Glen Beck, H1N1 Vaccine, Ethyle Mercury & Dangerously Irresponsible Fear Mongering'+Z+AA+mH(50,strHeadlines,'Latest articles and/or features on '+EC,D+'/headlines',"What's New")+mU(2,'50s')+X+N+'200912_nitrogen_dioxide_ozone_and_lead_endanger_children'+T+' Scientists from the University of California, Irvine have found that Nitrogen Dioxide (NO2) and Ozone (O3) react with surfaces painted with lead 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