| Subject | Date Asked | Expert |
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| Waste management | 8/28/2008 | David L. Russell, PE |
Q: I came across a website stating <<http://www.environmental-waste.com/rewards-income-potential.html>> ...
A: I don't know why they want $25,900 for what is essentially a sales job? I'm suspicious because they ...
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| Man-made lake safety | 8/25/2008 | David L. Russell, PE |
Q: Mr. Russell, My parents live on a small man-made lake (55 acres) fed by a spring which doesn't get ...
A: Rob: you are in a tough situation. The problem you describe with the growth and plants are caused by ...
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| Contaminated well water | 8/25/2008 | David L. Russell, PE |
Q: We put in a new well about 12 years ago. At that time, we had contamination with "enterobacter ...
A: Laura: I'm not a bacteriologist, but I do know that your bacteria is a natural soil bacteria. Over ...
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| unusual outdoor odor | 8/22/2008 | David L. Russell, PE |
Q: I'm hoping that somebody can give me an answer to a problem I'm having in my yard. Around my patio ...
A: There are some interesting possibilities. Do you have a septic system? If so, has it been pumped ...
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| COD | 8/22/2008 | David L. Russell, PE |
Q: David, We have SBR system treatment plant. The plant had been operating for 2 year yt we fail to ...
A: First, your influent COD is quite high. Have you looked at the balance or C:N:P ratio of your ...
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| caves | 8/18/2008 | David L. Russell, PE |
Q: I am writing a novel and would like some logistical help. Can a person or group of people find ...
A: What you ask depends upon the situation. There are a number of accounts of foresters fighting a fire ...
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| Re: Road & tire wear | 8/16/2008 | A R Gibson |
Q: I have asked many people but no one has been able to answer my question. I am not sure if this is ...
A: Sorry for the delay in replying The research on this subject is a little thin I'm afraid. I've ...
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| How can I contact the manufactuer of biodegradable toilet paper? | 8/14/2008 | David L. Russell, PE |
Q: How can I contact the manufactuer of biodegradable toilet paper? my e-mail is lidaus@kmdali.com
A: I looked for specifics, and the only thing I can recommend is that you contact REI because they have ...
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| Zeuzera pyrina... The leopard moth | 7/27/2008 | Jim Hyland |
Q: .. I'm studying this pest in Tehran university of agriculture... we are trying to raise it on some ...
A: Here in the US the life cycle from adult to adult is about two years. Adults emerge from May to ...
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| Experience in environmental science related fields | 7/25/2008 | Fraser Hamilton |
Q: My name is Marianne Pott, and I am an environmental science major at Valparaiso University. Because ...
A: Marianne: Sorry for the delay in response. Your question is a good one. I would suggest that you ...
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| Blue Vitriol | 7/20/2008 | David L. Russell, PE |
Q: We are using Blue Vitriol (Copper Sulfate )as fugicidal in a natural pool in our country house.I ...
A: because it is a fungicide, it will be slightly harmful to other plants and trees. Specifically, I do ...
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| Fuel Cell Fictions | 7/19/2008 | Allan Yeomans |
Q: If all internal combustion vehicles were replaced by vehicles emitting only water, what would be the ...
A: The fallacy behind the concept of fuel cell powered vehicles is the belief that hydrogen itself ...
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| Retention Pond | 7/12/2008 | David L. Russell, PE |
Q: My step-son is building a home in Orange County, Florida where, when he began 8 months ago, there ...
A: My guess is that the orange grove is not responsible for the lake going dry. However, you should ...
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| WATER POLLUTION | 7/9/2008 | David L. Russell, PE |
Q: Mr.David L.Russell, Dear sir,we are a group of Biology trainers in the world links program. In ...
A: The following information reached my in box this morning. Hope that it helps you. The Clarke Prize ...
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| Aluminum salt cake waste w ammonia | 7/8/2008 | David L. Russell, PE |
Q: A project that I haven't been involved with in over a year was to find a landfill to accept RCRA ...
A: Here are a couple of possible solutions. If you can raise the pH to over 8.3 you can recover the ...
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| hydrogen | 7/2/2008 | David L. Russell, PE |
Q: I am experimenting with electrolysis but then I am confused on how to gather the hydrogen without ...
A: Your challenge will be to separate the other compounds, other than hydrogen and oxygen. I would ...
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| ENERGY | 6/27/2008 | David L. Russell, PE |
Q: Scientists claim that towards the end of the century a solution to the serious energy problem will ...
A: It depends upon how much you believe in science fiction. If one could build a magnetic bottle and ...
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| ENERGY | 6/27/2008 | Fraser Hamilton |
Q: Scientists claim that towards the end of the century a solution to the serious energy problem will ...
A: Yiangos: I have not heard any predictions about the solution to our energy woes. It seems unlikely ...
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| Future Energy Systems | 6/27/2008 | Allan Yeomans |
Q: Scientists claim that towards the end of the century a solution to the serious energy problem will ...
A: As a clue is given to lead you to an answer that is itself badly flawed it means they are ...
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| Future Energy Systems | 6/15/2008 | Allan Yeomans |
Q: Scientists claim that towards the end of the century a solution to the serious energy problem will ...
A: The media promote the idea of “some scientists” stating that solutions for global warming will ...
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| ENERGY | 6/15/2008 | David L. Russell, PE |
Q: Scientists claim that towards the end of the century a solution to the serious energy problem will ...
A: Who knows what the future will bring. There are a few possibilities. 1. a breakthrough which will ...
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| water quality testing | 6/4/2008 | Fraser Hamilton |
Q: I have been doing quite a bit of reading regarding water quality testing especially for fecal ...
A: Here is what I would recommend. First and foremost is the safety of swimmers. Therefore, you ...
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| water quality testing | 6/4/2008 | Fraser Hamilton |
Q: I have been doing quite a bit of reading regarding water quality testing especially for fecal ...
A: Marie: Where you sample will depend on a couple of things. First, consider the potential source for ...
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| clay/sand ratio | 6/2/2008 | David L. Russell, PE |
Q: Can you tell me what the common ratio for clay and sand is as a fill in, like in boulevards and ...
A: Jesse: Fill is an unregulated material so there are no specifications. Ideally, a soil should have ...
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| Oil Spill in the backyard | 6/1/2008 | David L. Russell, PE |
Q: My husband changes the oil in our vehicles. He disposes of the oil at al local motor repair shop. ...
A: don't be too concerned about a small patch of oil. Although, I'm sure Mother Nature appreciates your ...
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| how do i monitor criteria pollutants? | 6/1/2008 | Fraser Hamilton |
Q: kinly lend me your assistance on how to go about monitoring the air quality in a location using air ...
A: Uchenna: Guidelines int he USA are set by OSHA and the EPA (govt agencies that are supposed to ...
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| Locality environmental condition | 5/30/2008 | David L. Russell, PE |
Q: What are the usual : Developments maintenances environmental problems Government Initiatives for ...
A: Sorry, but I'm in the US, and have no idea. Your best bet would be to contact the environmental ...
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| Global Warming | 5/26/2008 | David L. Russell, PE |
Q: Sir, I am a Research Associate from INDIA and carrying out my research on Global Warming. Actually ...
A: A few terms first and then I'll tell you why I may not be the one to answer your question, but by ...
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| Sundarbans | 5/25/2008 | David L. Russell, PE |
Q: Why should the Sundarbans be conserved? Please give details.
A: I have no idea, and have never heard of the term before your question. Apparently it is some attempt ...
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| Sundarbans | 5/25/2008 | David L. Russell, PE |
Q: Why is sundarbans known as a Biospher Reserve? When did the Biosphere Reserve in Sundarban start? ...
A: I have never heard of the Sundarban before your question. Apparently is an UNESCO program (I ...
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| Hydrogen As Rocket Fuel | 5/24/2008 | Allan Yeomans |
Q: hydrogen has beenused as a rocket fuel.is it cleaner than CNG?
A: It depends on how the hydrogen was originally produced. Compressed natural gas (CNG) varies ...
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| pollution free source of energy | 5/24/2008 | Henry Boyter |
Q: can any source of energy be pollution free?
A: Absolutely not. Those who make such claims are just plain telling half truths at best. Many sources ...
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| hydrocarbons | 5/15/2008 | David L. Russell, PE |
Q: What makes biogenically-produced hydrocarbons important in relation to tropospheric O3? Can they ...
A: Rick: Almost all hydrocarbons are associated with some type of biological process. Organic chemistry ...
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| BOD | 5/14/2008 | Fraser Hamilton |
Q: Does temperature play a role in BOD measurement, is there a method to work out the same? I am a ...
A: I do believe that BOD is temperature dependent, or at least temperature effected. I am not sure if ...
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| Energy | 5/13/2008 | David L. Russell, PE |
Q: I wanted to know if it is feasible to put wind turbines on farm silos to supplement our energy ...
A: YES. There are structural considerations to a turbine or a foundation for a silo, and some constant ...
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| Odor Detection | 5/6/2008 | David L. Russell, PE |
Q: We have lived in our home for 23 years which borders a strip of land next to portable classrooms. ...
A: Erin: You pose a tough question. I would look for a couple of things. Pick a still day, and see if ...
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| Turbulence | 5/1/2008 | David L. Russell, PE |
Q: Could you please describe me what is Sediment Induced Buoyancy Effect? I cannot understand what does ...
A: Here's a thought. I'm not totally familar with the velocimeter, but I believe that it resolves the ...
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| All Electric Cars | 4/29/2008 | Allan Yeomans |
Q: assuming it's possible - If you had the opportunity to design or help guide the design of a TRUE All ...
A: My overriding interest is ending global warming. So I look at your question from that point of ...
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| Solar Energy | 4/27/2008 | Allan Yeomans |
Q: What would have to happen to make solar energy more widely used? ANSWER: Ten times the current ...
A: It depends on how the solar energy, which is basically sunlight, is converted to a form usable ...
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| Streams running through farms | 4/21/2008 | chance |
Q: I live near a farm that has a stream running through it. I have noticed the quality of the water ...
A: Well, these sorts of things have been tested in the courts many times. The major question you need ...
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