Questions tagged [pollution]

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1answer
67 views

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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0answers
45 views

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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1answer
37 views

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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2answers
264 views

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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1answer
331 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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0answers
27 views

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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0answers
142 views

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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1answer
57 views

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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22 views

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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2answers
89 views

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

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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2answers
3k views

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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1answer
401 views

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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1answer
1k views

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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81 views

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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0answers
93 views

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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2answers
58 views

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 ...
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2answers
131 views

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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0answers
63 views

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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2answers
228 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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2answers
2k views

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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36 views

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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0answers
80 views

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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87 views

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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1answer
252 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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192 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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2answers
2k views

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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1answer
486 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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31 views

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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3answers
16k views

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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1answer
979 views

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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1answer
2k views

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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1answer
509 views

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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1answer
298 views

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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2answers
2k views

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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2answers
911 views

How can odor travel be tracked

Odd question, but what data would be needed to to calculate how far winds will carry a strong odor (such as the smells of a restaurant, pizza parlor or burning wood/building? There is wind direction ...
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1answer
116 views

Are there any high-resolution urban CO2 concentration data sets?

I gather that higher-than-ambient CO2 "domes" can form above urban areas, enhancing other local air pollution. Are there papers or datasets of average CO2 concentrations down at ground level (say 0-20 ...
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2answers
188 views

How bad is a “bad” oil spill?

I live in British Columbia, and a hot topic right now is the proposed Enbridge pipeline. One aspect in particular gets a lot of attention, the risk of a "bad oil spill". Is there a clear guideline as ...
13
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1answer
151 views

Does the Great Pacific Garbage Patch increase sedimentation rates over the patch?

As in, does the debris in the patch area eventually sink? And if so, could sedimentation measurements over these regions provide a more fine-scaled measure of environmental conditions than ...
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1answer
185 views

Fine particulate matter - Why the lack of attention? What can be done to tackle it?

If fine particulate matter as a pollutant from industrial or natural sources (e.g. a desert) can be such a cause for concern in terms of (further) desertification as well as health impacts, is there a ...