answersLogoWhite

0

🧪

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

How does pollution and trash effect the growth of plants?

Air Pollution affects anything and everything around us. It can cause plants to die faster or too grow slowly and weak. Air pollution affects the oxygen that the plants breathe and so air pollution can cause a big part in a plant.
Air pollution can affect soil moisture levels. It's responsible for yo-yo moisture and temperature extremes. For example, too high temperatures can be accompanied by high rates of evaporation from the air, and evapotranspiration from the soil. Groundwater is recharged by moisture infiltrating into, and percolating through, the soil. Our supplies of below-ground water, ka groundwater, can run low. A plant's roots grow horizontally across, and vertically down, in response to soil moisture levels. If the levels aren't correct, then roots don't grow properly. Air pollution can affect salt levels in the soil. Too much salt in the soil is toxic to plants. It also causes the soil surface to compact, and crust over. Air pollution can affect nutrient levels in the soil. Healthy plants and soils need 16-17 nutrients. Incorrect amounts of any one nutrient throws the entire nutrient chain off. Air pollution tends to make large amounts of nitrogen and sulfur available to soil and water. Too much nitrogen can't be properly processed by the plant. It must be in soluble form, to be taken in. Too much nitrogen can burn the plant's roots. And it can contribute to changing soil pH. Soil pH can be acid, neutral, or alkaline. Most plants prefer a soil pH of 6.0-6.5. Below that range is acidic, above alkaline. Plants grow poorly, or not at all, in soil where the pH isn't correct. An incorrect soil pH can make nutrients available in the soil unavailable to plants. Sulfur's toxic in the soil, and to plants. Air pollution can affect photosynthesis. Photosynthesis needs sunlight. Smog can be so heavy that it affects the amount of sunlight reaching the earth's surface. Plants therefore don't get proper levels of sunlight. Photosynthesis can't take place properly. The plant doesn't build up enough carbohydrates. And it doesn't have enough energy to grow properly. Air pollution can affect temperatures. Side-effects of air pollution are global warming, and the heat island effect. Heat is trapped in the boundary layer of air that's closest to the earth's surface. The temperatures can be too high for plants to grow properly, or even survive.

How has population changed since 1850 from the effect of pollution?

The population has increased significantly since 1850 due to improved healthcare, sanitation, and technology. While pollution has had negative impacts on human health and the environment, it is just one of many factors influencing population growth. Efforts to reduce pollution can help mitigate its effects on population dynamics.

Why are sunrises and sunsets colorful?

During the middle of the day, the sun is for the most part above our heads. This means the sunlight goes right through the Earth's atmosphere. During sunrise and sunset, the sun is hitting the Earth and the Earth's atmosphere at an angle. When the light hits the atmosphere the light is broken up, appearing in the sky as many different colors. The similar thing happens when you shine a ray of light into a prism, it comes out as many different colors.

What are ocean bulges caused by?

Ocean bulges are caused by gravitational forces from the Moon and Sun. These forces create a slightly elevated area of water in certain parts of the ocean, resulting in bulges that lead to phenomena like tides.

To What affect does Acid rain have against fresh water?

Acid rain can lower the pH of water bodies, making them more acidic. This can harm freshwater ecosystems by affecting the health of aquatic plants and animals, disrupting the food chain, and damaging infrastructure like buildings and bridges near water bodies. It can also leach toxic metals from soils and release harmful aluminum into the water, further impacting aquatic life.

How much does air drying clothes save compared to drying them using a dryer?

Air drying clothes can save approximately $0.50 to $1.00 per load compared to using a dryer. This savings can vary depending on the energy efficiency of the dryer and the local cost of electricity. Over time, air drying clothes can lead to significant savings on your energy bill.

How do people affect rivers?

Rivers affect people's lives postively and negatively:

Positive impact

water supply for farming

fertile soil for farming

water supply for industry

recreation and tourism

source of drinking water and food

production of hydroelectric power

means of transport

Negative impact

flooding

How do you build a French drain?

A French Drain is simply a gravel filled trench that crosses a property to remove water. The gravel provides porosity and the trench the directionality. With todays geotextile fabrics it would be possible to put a porous membrane across the op of the trench to keep it from silting up while providing the option for a sod grass cover.

How do trees help humans?

Trees provide numerous benefits to humans, such as producing oxygen for us to breathe, absorbing carbon dioxide and other pollutants from the air, providing shade, lowering temperatures, reducing erosion, and supporting biodiversity by providing habitat for animals and insects. Additionally, trees can improve mental health and well-being by creating a calming and peaceful environment.

Why is diesel environmentally friendly?

Diesel is not considered environmentally friendly because it emits more pollutants like nitrogen oxides and particulate matter compared to gasoline. These emissions can contribute to air pollution and have negative impacts on human health and the environment.

The concentration of carbon dioxide CO2 in air is 380 ppm What is this in a percentage using significant figures?

.000380 is 380 millionths, ppm is to millionths what % is to hundredths. If you now move the decimal two places to the right to conver to a percentage, then 380 ppm is approximately .04%, and thus, CO2 makes up .04% of the air (which is what I assume this question is refering to)

Does air and water cause food contamination?

Sure it does buddy... because carbon emissions and burning fossil fuels contaminate air within our ecosystem and toxic waste such as plastic bags nearby river banks and lakes not only contaminate water but also kill numerous aquatic animals. Air and water together radiate different parts of our ecosystem and affect the growth of food. As a result, food contamination is likely to occur!

What is chemical pollution?

Chemical pollution refers to the introduction of harmful chemicals into the environment, which can come from sources like industrial waste, pesticides, and household products. These chemicals can negatively impact ecosystems, human health, and wildlife by contaminating soil, water, and air. Mitigating chemical pollution requires strict regulations, proper disposal methods, and adopting more sustainable practices.

How are microorganisms classified?

Living creatures are divided into two key groups: the prokaryotes, where the DNA in their cells is not enclosed in a membrane-bound nucleus and the eukaryotes where the cells do have their DNA enclosed in a nucleus and often contain other membrane-bound organelles as well. The eukaryotes include fungi, protozoa, algae, plants and all multicellular animals. Prokaryotes include bacteria and the mysterious archaebacteria which are prokaryotic in general structure but also share some characteristics with eukaryotes. Viruses are akaryotic because they are non-cellular.

How can acid rain affect trees such as pines and spruce?

Acid rain is a mixture of pollutants in the atmosphere as well as natural waste. When this falls, it can, over time, damage and corrode plants, rocks, and other living things. This can be seen in many old statues. Trees such as pines and spruce can be damaged by acid rain. It can eventually eat away roots and rot the inside of the trees. This can also be a problem because the most acidic rain falls the farthest north, where these trees are located.

What are the advantages and disadvantages of thermal pollution?

Advantages: None

Disadvantages: Thermal pollution can disrupt aquatic ecosystems by changing water temperatures, decreasing oxygen levels, and affecting the growth and reproduction of aquatic organisms. It can also impact water quality and harm aquatic life.

Why does a lettuce remain fresh in plastic bags?

Plastic bags help retain the moisture and reduce exposure to air, which can slow down the wilting process of lettuce. It also helps maintain a consistent temperature, preventing fluctuations that can lead to quicker spoilage.

Describe two effects that chemical pollution could have on aquatic animals?

Two effects that chemical pollution can have on aquatic animals are that the

animal could die from poisons. The second effect that chemical pollution has on

aquatic animals is that if the chemicals don't poison them the animals have

problems reproducing.

What are the traits of a gas?

The traits of gas are no definite volume, shape and mass. Gases are also easy to compress and can occupy far more spaces than solids and liquids from which they form.

What is the oxygen demand for a human?

In Rest a normal human (65 Kgs Body Weight) will need 250ml/min. of oxygen.

Depending on the activity the body might consume 15 times as much oxygen as it needs in rest.

Can red tide kill a person?

Marine and fresh waters teem with life, much of it microscopic, and most of it harmless; in fact, it is this microscopic life on which all aquatic life ultimately depends for food. While most of these species of phytoplankton and cyanobacteria are harmless, there are a few dozen that create potent toxins given the right conditions. Harmful algal blooms may cause harm through the production of toxins or by their accumulated biomass, which can affect co-occurring organisms and alter food-web dynamics. Impacts include human illness and mortality following consumption of or indirect exposure to HAB toxins, substantial economic losses to coastal communities and commercial fisheries, and HAB-associated fish, bird and mammal mortality's To the human eye, blooms can appear greenish, brown, and even reddish- orange depending upon the algal species, the aquatic ecosystem, and the concentration of the organisms.

No deaths of humans have been attributed to Florida red tide, but people may experience respiratory irritation (coughing, sneezing, and tearing) when the red tide organism (Karenia brevis) is present along a coast and winds blow its toxic aerosol onshore. Swimming is usually safe, but skin irritation and burning is possible in areas of high concentration of red tide.

In 1972 a red tide was caused in New England by a toxic dinoflagellate Alexandrium (Gonyaulax) tamarense.

In 2005 the Canadian red tide was discovered to have come further south than it has in years prior by a ship called The Oceanus, closing shellfish beds in Maine and Massachusetts and alerting authorities as far south as Montauk (Long Island, NY) to check their beds. Experts who discovered the reproductive cysts in the seabed warn of a possible spread to Long Island in the future, halting the area's fishing and shellfish industry and threatening the tourist trade, which constitutes a significant portion of the island's economy. (Source Wikipedia)

How does temperature affect cloud formation?

Clouds form when water vapor pressure exceeds to its saturation level! And then the vapor or water droplets... condensate. so clouds indicate that some kind of cooling and relating to condensate to what has happened= LOW AIR PRESSURE!!!!!!

What is the evidence that global warming is a real process caused by human activities?

Global warming is certainly a real process. The year 2010 had the warmest global average temperature on record, fractionally warmer than 2005 and 1998, but as the difference is slight, the three years are regarded as the equal hottest. The past decade was the warmest since instrumental measurement began in 1850, and the ten warmest years since 1850 have now all occurred since 1998.

It is also known that the temperature rise that the world has experienced is consistent with the rise in atmospheric carbon dioxide levels, from the normal range of 260-280 parts per million (ppm) to 380 ppm. Scientists say that because carbon dioxide is a greenhouse gas, it is this increase that has caused average global temperatures to rise. So the question is whether this increase in atmospheric carbon dioxide and the resultant temperature rise are caused by human activities, and are therefore anthropogenic.

Scientists have been able to use isotope comparisons for C12, C13 and C14 ratios, to prove that the increase from 260-280 ppm to the present 380 ppm of atmospheric carbon dioxide is entirely due to human activities. This joins the dots and tells us that global warming is not only real, it is caused by human activities.

The majority of the world's climate scientists agree that the temperature of the world has been gradually rising for the past 150 years, since the time man started seriously burning coal and oil.

NASA (National Aeronautics and Space Administration) states on its website that the measurable evidence is in the following:

  • Sea level rise
  • Global temperature rise
  • Warming oceans
  • Shrinking ice sheets
  • Declining Arctic sea ice
  • Glaciers retreating
  • Extreme Climate Events
  • Oceans become more acidic

See the NASA weblink below.

Try Al Gore's Documentary: An Inconvenient Truth

Is carbon dioxide in the air?

Usually, but there's not as much as you might think, given its importance to the carbon-oxygen cycle of life on Earth. It averages about 400 ppm, or about 2/5 of 1% of the atmosphere (but this varies greatly in some areas, including dense human civilization). As a byproduct of fossil fuel combustion (greenhouse gas), it is under scrutiny as a major moderator of Earth's climate. Since it is soluble, the oceans may contain up to 50 times more carbon dioxide than the air.

What effect does acid rain have?

Burns your skin. Kills plants.
The biggest effect of acid rain is on lakes and streams. It makes the water in them acidic. Fishes are not able to survive in this acidic water. This causes damage to trees. Acid rain also accelerates the decay of building materials and paint. The pollutants generated by acid rain also harm the human health.