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Pollution
Pollution is the process of giving out contaminants such as smoke and carbon dioxide, and too much of a certain product such as light, heat and sound that both cause harm to the environment.
8,185 Questions
What are the control measures that can be used to eliminate or reduce the hazard?
Some control measures that can be used to eliminate or reduce hazard include: lock off and permit to work procedures, provision of safe access and egress, use of guards and fumes extraction equipment, use of personal equipment.
What is the composition of London smog?
Photochemical smog is composed of many different compounds, but the three major ones are ozone, PAN and VOCs (Volatile Organic Compounds).
Ozone is written as O3 and is the product of the following reaction:
O+O2--->O3.
The singular O is formed when NO2 decomposes because of sunlight
PAN(peroxyacetylnitrate)is the product of VOCs oxygen and nitrogen oxide.
VOCs are uncombusted fuels, often the product of engines.
What makes an environment unhealthy for the organisms?
What makes an environment unhealthy comes by in three things:
- you need to make sure it is a non-polution are
- you need to make sure there are no predators in the area
- you need to make sure that the organisms are in the appropriate environment
What are the decontamination methods not recommended for removing vesicants from casualties?
4) Which of the following decontamination method is NOT recommended for removing vesicants from casualties?
Use the M291 decontamination kit to absorb the agent
Remove patients clothing, ensure agent does not contact skin during removal
Use a stick to remove large globs of agent off the skin
Wash patient with their clothing still o
The decontamination site should not be located where?
decon sould never be located inside of the ER department. The decon room is located either right inside the EMS bay doors BEFORE entering the actual ER, or the hospital will have a decon tent outside or a dedicated decon area outside the ER
How does smoke contribute to air pollution?
Smoke from burning fuels releases harmful pollutants such as carbon monoxide, nitrogen oxides, and particulate matter into the air. These pollutants can cause respiratory problems, contribute to smog formation, and impact air quality in both urban and rural areas.
What is pollution that comes from multiple sources and is difficult to track?
Nonpoint pollution is known as pollution that comes from many different types of sources. It is also a type of pollution that is difficult to track and comes from everyday activities. Some examples of nonpoint pollution include fertilizing oneâ??s lawn, car tailpipes, and the act of constructing a road.
Do greenhouse gases pollute the air?
If we are talking about the propellants in an aerosol can, then these do pollute the air, however this has been improved recently, as the CFCs which damaged the ozone layer are not used any more. The aerosols that comes from the can (i.e. the particulates suspended in the gas) probably also pollutes the air. In a way all aerosols are pollutants.
How much pollution is too much?
Any level of pollution that harms human health, the environment, or disrupts ecosystems is considered too much. It is important to keep pollution levels as low as possible through effective policies and practices to protect our planet and all living organisms.
What are the short term effects of water use practices and management on the environment?
Short term effects of water use practices and management on the environment may include depletion of water sources, disruption of aquatic ecosystems, reduced water quality due to pollution or contamination, and increased pressure on freshwater resources. These effects can lead to habitat loss, biodiversity decline, and water scarcity for both human and natural systems.
What are some things that humans can do to cause air pollution?
Humans can pollute the air in many ways, one of these ways is by saying mama. Another way in which humans pollute the air is by singing mama song. Believe it or not cows are also polluting the air by go close to your mama
This is an example of chemical weathering, as the acid rain is reacting chemically with the minerals in the rocks to break them down.
Does plastic pollute the environment?
Your teacher is an idiot. Ask him, or her, how a cheeseburger contributes to pollution.
We live in an energy-based world. Fossil fuels are burned to produce electricity, which powers the factory in which the plastic is made.
If you want to make your teacher happy, mention something about plastic grocery bags. They are usually only used once, and then thrown away.
In the scientific community and especially among climate scientists, the most widely accepted theory is that global warming is real and is substantially caused by human activities such as burning fossil fuels. It is accepted that sea level rises of around 20 centimetres over the course of the twentieth century are the direct result of global warming, due to melting of glaciers and the polar ice cap, as well as the expansion of warmer water. It is believed that global warming is beginning to result in other climate changes such as more prolonged droughts and more frequent severe floods.
Average global temperatures are predicted to rise by a further 1 to 2 degrees Celsius over the course of the twenty first century, although some areas will be much hotter, while some could even be cooler. Sea levels are expected to rise in the present century by between 90 and 150 centimetres.
How does animal gas cause pollution?
Ruminant animals (cows etc.) have a bacterial population in their intestines that produces methane as it digests cellulose. The methane is emitted to the atmosphere. Methane is a greenhouse gas impacts global warming.
Which of the following is considered to be a secondary air pollutant?
A secondary air pollutant is a pollutant which results from two different contaminants in the environment. A classic example is the formation of photochemical smog when hydrocarbons and Nix mix in the presence of ultraviolet light. A similar effect results when, from two separate industrial processes, chlorine gas mixes with aromatic hydrocarbon vapours to make a lachrymator (tear gas)
What do the major greenhouse gases include?
- carbon dioxide (CO2)
- methane (CH4)
- CFCs (chlorofluorocarbons)
- water vapor (this is a natural greenhouse gas that we cannot control)
To understand the greenhouse effect though, we need to know the actual order of these gases:
1. Water vapor produces most of the greenhouse effect (over 80%). When the IPCC models look at the predicted warming they include increases in water vapor to produce the warming trend they predict.
2. Next in line is CO2. This makes up 0.04%. Man is a minor contributor (about 6%) of this gas.
3. Third line line is Methane. Man is a contributor here as well. In fact man makes up about half of this gas. The total warming factor attributed to Methane is well under 1% of the whole issue though.
4. All other gases are considered too minor to be a factor. In fact CFC's are blamed for reducing ozone which has, in turn, caused the Antarctic to cool. The values f these minor gases are below the threshold of error in terms of total greenhouse effect and are ignored by models.
Logging can lead to sediment pollution as soil erosion occurs without tree roots holding the soil together. This sediment can wash into waterways, affecting water quality and aquatic habitats.
Which countries are the largest contributors of the greenhouse gases.?
China is the biggest annual producer of greenhouse gases, recently overtaking the US.
The US remains historically the country that has put the most greenhouse gases into the atmosphere. China is catching up here.
Air pollution can vary in intensity and composition from one place to another. While it is a global issue, some areas are more affected than others due to factors such as industrial activity, transportation, and weather conditions. Efforts to reduce air pollution through regulations and sustainable practices are crucial in improving air quality worldwide.
Why do local authorities set up pollution monitoring stations?
Local authorities set up pollution monitoring stations to track air quality, identify sources of pollution, assess health risks to the community, and make informed decisions to improve environmental quality and public health. These stations provide essential data for implementing regulations, enforcement actions, and public health interventions to reduce pollution levels.
Do cars and houses produce the same amount of pollution?
No, cars generally produce more pollution than houses. Cars emit carbon dioxide and various pollutants from their exhaust, while houses mainly contribute to pollution through energy consumption, which can come from sources like natural gas or coal. However, the overall pollution levels from houses can vary depending on factors like energy efficiency and renewable energy usage.
What is pollution that comes from only one source called?
Pollution that comes from only one source is called point source pollution. This type of pollution is often easier to identify and regulate compared to non-point source pollution, which comes from multiple sources.
There are many ways to produce less waste:
- Reduce the amount and toxicity of trash you throw away and reusecontainers and products.
- Recycle as much as possible and buy products with recycled content.
- Practice composting by using microorganisms (mainly bacteria and fungi) to decompose organic waste, such as food scraps and yard trimmings.
The concept of reduce, reuse, and recycle is equally important for household hazardous waste and industrial materials.
- Household Hazardous Waste: Improper disposal of leftover household products that contain corrosive, toxic, ignitable, or reactive ingredients can pollute the environment and pose a threat to human health.
- Industrial Materials: Industrial non-hazardous wastes that can be recycled and reused are key to a successful resource conservation program.
Which moth would survive if the pollution increases?
Moths with camouflaging abilities or those with tolerance to pollutants like sulfur dioxide are more likely to survive in polluted environments as they can blend in or withstand the toxic chemicals. Additionally, moth species that are adaptable to changing conditions or have a diverse diet may also have a better chance of survival in polluted areas.
