Questions tagged [pollution]

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Emission factor for Arsenic [closed]

What emission factor for natural gas boiler should be used for arsenic other than AP-42? I need to to calculate emissions from natural gas boiler. What emission factor for arsenic would be the best to ...
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6 votes
1 answer
105 views

Would home heat pumps provide large benefits against climate change?

Some facts I have learnt The Global Warming Potential (GWP) was developed to allow comparisons of the global warming impacts of different gases. Specifically, it is a measure of how much energy the ...
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11 votes
3 answers
2k views

Impact of Sugar on the environment

i hope this question fits here. In my local nature reserve there is an "art" project... but the local population has it's concerns. Seeing most things seem to be random trash thrown in (like ...
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Do perfumes and deodorants contribute to global warming?

If perfumes and deodorants cause air pollution, does that mean they also heat the planet?
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5 votes
1 answer
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Looking for study on the pollution of the forest

I hope that my question fits in this forum. I am looking for empirical literature dedicated to pollution in the forest. So far, I have only found psychological literature that tries to find out what ...
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Could the phrase 'human made environmental disaster' be applied to illegal and deadly city wide pollution?

The city in which I live has a number of roads that are regularly above the legally allowed yearly average level of nitrogen dioxide permitted (40ug/m3). One road is almost double that limit (77ug/m3)...
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1 answer
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Are there any studies that show that heavy metals escaped from landfills can cause any harm to human health?

I'm not sure whether it's the right SE for this question, so please redirect me if it's not. Are there any studies that show that heavy metals, for example from e-waste, can leak from landfills, into ...
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3 votes
0 answers
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What is the environmental effect of personal protective equipment on the ocean?

What is the environmental impact of masks and other personal protective equipment polluting the oceans? The world is using billions of masks and gloves due to the COVID pandemic and they are being ...
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What pollutants can be next to a wood processing plant with formaldehyde factory?

I used to live in an are with a large factory that processes timber then uses the splinters to create OSB and other wood composites. They also have a formaldehyde factory for producing their own ...
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What are good examples of how software helps solving today's environmental problems? [closed]

I'm collecting examples and inspiration of how existing software products or applications of any kind - non-profit or commercial - directly help solving or preventing environmental problems like GHG ...
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Is there a conventional list of pollutants to consider for calculations? Or an updating one even?

In researching economic damage from various pollutants, I often find that it's very random sources that inform me of various pollutants I need to be mindful of in calculations. Is there any kind of ...
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Marine microfibres: less plastic than predicted

Marine microfibres: less plastic than predicted (Phys.org) Microfibers are fine strands of thread used to make clothing, carpeting and household items like mops. They are found in the air we ...
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1 vote
1 answer
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How can I specifiy a substance in AERMOD?

Since I use OTHER as a pollutant ID, are there some parameters I could specify in order to get better results for dispersion of substance I am trying to model? eg. molecular weight or density?
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1 answer
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Independent sources of information on radiation pollution in Europe

Bear with me if this is a wrong place to ask this question. I aksed this question on Physics at StackExchange and was told it will be more on topic here. Recent news show a fire has started close to ...
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What is the reason for this high outdoor VOC level with strange pattern of slow rise and sudden falling?

I have an Atmotube Pro air quality sensor placed outside in a cup with a large bowl placed over the top of it to protect it from the wind and any rain but to allow air to filter through easily. I'm ...
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2 votes
2 answers
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How much pollution would it take to stop global warming?

The global cooling hypothesis of the 1970s included the theory that aerosols lead to global dimming. That is, that pollutants reduces the amount that the Sun warms the Earth, causing the Earth's ...
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1 answer
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Result of floating-iron-balls in the mid-pacific?

I had an idea to make green islands from mid-pacific plastic: Release a million tons of floating iron balls there, which will stay in the same regions as the plastic and hopefully cause a veritable ...
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5 votes
1 answer
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How can methylmercury in the ocean be reabsorbed into the atmosphere?

The Sacramento Bee news article Toxic fog may be poisoning some of California’s mountain lions, study says says Algae in the ocean convert mercury to methylmercury, its most toxic form, which can ...
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Will carbon tax be applicable to other emissions? [closed]

Will Carbon tax be applied to other emissions or only carbon emissions like Carbon dioxide & Carbon monoxide ? Can non-warming pollutant emissions like Chaff(Chemtrail) also be taxed under the ...
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2 answers
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If a specific mass of air is polluted, will the pollution stick with it?

Let us say a car pollutes 1m3 of air. Is that pollution attached to that specific air mass or will it fall to the ground or take its own path through the air, independent of the air it first polluted? ...
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1 vote
2 answers
4k views

Which is worse, plastic or styrofoam cups?

Which disposable cup between plastic and styrofoam harm the environment the most? Which is the most unhealthy to use for the Earth for humans and animals?
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Does long-term exposure to ocean water change the chemical structure of plastic into ocean plastic?

I've just been thinking a fair deal about ocean plastic and the ocean clean-up project. Is there something in saline water that changes the chemical composition of most plastics to make them pretty ...
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1 vote
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Where is the least polluted place to live on earth? [closed]

Where is the least-polluted place on Earth that people are permanently resident and bring up children? Adding detail per request in comments: I’m asking about all forms of pollution, at the local (...
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How is phosphorus getting into lakes and rivers?

Apparently there is so much phosphorus in waste water streams that states are passing laws to exempt water treatment facilities from having to spend billions removing the phosphorus. I don't get this....
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The DRASTIC groundwater vulnerability model and it's relevance today

I am reading a groundwater pollution vulnerability study by Mark Angle of the Ohio Dpet. of Natural Resources (ODNR) for my county. The model used to assess the groundwater vulnerability for the ...
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7 votes
2 answers
146 views

Will a country that cares for its environment be affected by climate change due to other countries' pollution?

Let's say my country is very environment conscious, has lots of trees and animals, protects the forest, uses clean/green energy, and has all kinds of environment friendly policies you can imagine. ...
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7 votes
2 answers
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What is Boomy McBoomFace?

The EarthSky article Great Pacific Garbage Patch now 3 times size of France links both to the newly published article in Scientific Reports Evidence that the Great Pacific Garbage Patch is rapidly ...
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1 vote
1 answer
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Agricultural non point source of pollution (AGNPS) model input data

How to input climate data for AGNPS model? AGNPS model is developed USDA https://www.nrcs.usda.gov/wps/portal/nrcs/detailfull/null/?cid=stelprdb1042468
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9 votes
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Why is carbon pollution given more importance than Sulfur pollution or Nitrogen pollution?

Nitrous oxide ($N_2O$) - primary greenhouse gas Carbon dioxide ($CO_2$) - primary greenhouse gas Methane ($CH_4$) - primary greenhouse gas, explosive Nitrogen monoxide ($NO$) - secondary greenhouse ...
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4 votes
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Present results as log data

I'm not sure if this is the right place for this question, but here goes... I'm reviewing literature regarding effectiveness of wastewater treatment techniques. When considering faecal coliforms ...
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4 votes
0 answers
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Does perchlorate(rocket fuel) and jet fuel make the salt and ground water near Cape Canaveral dangerous?

I've gotten into paddle surfing and I'm looking for a place to live and surf. I've been looking at an buying a condo in Cocoa Beach because of it’s proximity to Orlando and Cocoa’s decent but ...
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1 vote
2 answers
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What kind of mine pit in northeastern Minnesota could make residue that turns water turn bright red?

Reading about turbidity, I came across this web page with the frightening image shown below. Text immediately before reads: Reasons for Natural Variation Algal turbidity varies seasonally and with ...
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3 votes
2 answers
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How can I test the Air Quality?

I'm unable to find good sources to make myself an AQI(Air quality Index) measuring device. All I was able to find was the way it is calculated in different regions. ...
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4 votes
0 answers
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Are the Great Lakes Getting Cleaner, or worse?

I live in Hamilton Ontario which a major city right on the shore of Lake Ontario, and I was just doing some personal research on the pollution levels in lake Ontario. Generally the water here has a ...
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1 vote
2 answers
232 views

How would pesticide vapor drift behave near a valley?

I am considering buying a house in a valley with pesticide-intensive agriculture on both sides. Schematically, it looks like this: It won't win any design awards, but it should make things clear. ...
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11 votes
2 answers
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How do current pollution levels in Los Angeles compare to the 1970s?

As I understand it there are two key kinds of air pollution: ozone and fine particles. Are there any long-term data series that chart average ozone levels and/or fine particulates over time going ...
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How do tree roots mitigate pollution in general? Diagram preferred [closed]

I understand that tree roots help mitigate pollution in a variety of ways, and I imagine to greatly varying extents. I get the general idea (I'll describe my thoughts below) but would like ...
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5 votes
0 answers
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Overview/map of pollution level of worldwide fishing zones

Is there any up-to date and reliable map or overview or database of the oceans pollution with respect to fish pollution (PCB, mercury, dioxines, tin compounds etc.)?
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2 votes
0 answers
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vehicular pollution [closed]

Is there any way to convert the vehicular emissions from cars during journey to oxygen or safer gases to eliminate/decrease vehicular pollution? My question is keeping in mind most populated and ...
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6 votes
1 answer
266 views

What would happen if the same soil received waste water contaminants for a long time?

I know that soil is used to filter septic systems within our treatment system, however what happens to this soil that is used in filtration, I know it would be changed every once in a while but what ...
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4 votes
0 answers
194 views

Point source pollution model for South America

I want to model point source pollution in S. America watersheds. Specifically, given a set of pollution points and corresponding pollution output levels, I want to know the course these pollutants ...
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2 answers
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Why do maps of melanoma prevalence correlate negatively with UV index, negatively with ground ozone, and positively with atmospheric ozone levels? [closed]

What is the causal link behind the correlation of melanoma: negatively with UV index, negatively with ozone in the lower atmosphere, and positively with ozone in the upper atmosphere? Intuitively, ...
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0 votes
1 answer
529 views

Regarding car exhaust and its possible carcinogenic effects [closed]

Can some of the gaseous chemicals in many of the car exhaust by-products of the combustion engine be carcinogenic or cancer-causing?. Could car exhaust behave in a ways that are similar to 'second' ...
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What are the impacts of pollutants from North America and elsewhere on Arctic wildlife?

What are the impacts of pollutants from North America and elsewhere on Arctic wildlife?
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6 votes
3 answers
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What is a temperature inversion and can it trap smog/pollution?

Just as the title says, I heard about this term but am not sure how it works.
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7 votes
1 answer
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What causes smog to clear up on some days?

I notice that in my town sometimes the pollution/haze/smog sticks around on some days but then on others the sky can be completely clear. I don't necessarily see any difference between windy and non ...
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5 votes
1 answer
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Has a reduction in car use ever had an effect on the ozone layer?

Has there ever been an incident in the U.S. where because of high gas prices people have driven their cars a lot less than usual for, say, many months, and after appropriate measurements it was ...
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4 votes
1 answer
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How much do anthropogenic carbon aerosols (soot) affect the atmospheric radiation budget?

Anthropogenic carbon or black carbon (BC), particularly soot, is a product of many human activities, a major one being incomplete combustion of hydrocarbons. The occurrences of soot are mainly in ...
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10 votes
1 answer
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Regarding various types of atmospheric pollution

Does all the car pollution (from about 150 million cars at least in the U.S. and a lot more in all of North America and the rest of the world) all the smoke-stack pollution of various factories and ...
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18 votes
2 answers
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What happens to global temperature when we stop all the vehicles for a year?

I know this is a very simple or naive question but am just being curious. How would the global temperature change if all vehicles stopped for a whole year?
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