how do people obtain phosphorus

How Do People Obtain Phosphorus?

The main food sources are the protein food groups of meat and milk, as well as processed foods that contain sodium phosphate. A diet that includes the right amounts of calcium and protein will also provide enough phosphorus.Mar 11, 2021

How is phosphorus mined?

Phosphate rock is mined mostly by surface methods using draglines and bucket wheel excavators for large deposits and power shovels or earthmovers for smaller deposits. Underground mines use the room-and-pillar method, similar to coal mining.

How do living organisms obtain phosphorus?

Phosphorus is most commonly found in rock formations and ocean sediments as phosphate salts. … Animals absorb phosphates by eating plants or plant-eating animals. Phosphorus cycles through plants and animals much faster than it does through rocks and sediments.

Today, phosphorus is mined in surface mines and produced in countries like Middle East countries, China, and the United States. Phosphorus is not found as a pure substance but rather in the mineral called phosphate rock.

Who produces phosphate?

While nearly 30 countries produce phosphate rock, China, the United States and Morocco are the largest producers, together accounting for two-thirds of world production. Morocco alone accounts for more than 30 percent of global exports.

Who produces phosphorus?

Each tonne of phosphorus produced requires about 14 MWh. Its manufacture is carried out only where comparatively cheap energy, such as hydroelectric power, is available. The main producers are in Kazakhstan, China and the United States.

How do human activities affect the phosphorus cycle?

Humans affect the phosphorus cycle mainly by the use of fertilizers and raising livestock, especially hogs. Fertilizers and hog waste are high in phosphorus, which makes its way into the soil (where it is necessary in moderate amounts) and, due to runoff, in water.

What processes are involved in the phosphorus cycle?

The global phosphorus cycle has four major components: (i) tectonic uplift and exposure of phosphorus-bearing rocks to the forces of weathering; (ii) physical erosion and chemical weathering of rocks producing soils and providing dissolved and particulate phosphorus to rivers; (iii) riverine transport of phosphorus to …

How does mining affect the phosphorus cycle?

Phosphorus is naturally weathered out of rocks and slowly gets transported to the oceans. Mining phosphate rock can accelerate this process and also leave scars on the landscape if the mining companies don’t do reclamation.

How does phosphorus get into the ocean?

Phosphorus enters the ocean via leaching and runoff, where it becomes dissolved in ocean water or enters marine food webs. Some phosphorus falls to the ocean floor where it becomes sediment. If uplifting occurs, this sediment can return to land.

Where is phosphorus found in the environment?

Phosphorus (P) is a naturally occurring element that exists in minerals, soil, living organisms and water. Plant growth and development require phosphorus, like nitrogen, in large amounts. Phosphorus is essential for early root development and hastens plant maturity.

Why is phosphate mining?

The Mining Process

Strip mining for phosphate rock violently transforms the environment, irreparably changing the character of the natural landscape. In many cases mines displace plants and animals and eat up thousands of acres of valuable habitat that are impossible to restore to their natural state.

Who produces the most phosphorus?

10 Top Phosphate Countries by Production

  1. China. Mine production: 90 million MT. …
  2. Morocco and Western Sahara. Mine production: 37 million MT. …
  3. United States. Mine production: 24 million MT. …
  4. Russia. Mine production: 13 million MT. …
  5. Jordan. Mine production: 9.2 million MT. …
  6. Saudi Arabia. Mine production: 6.5 million MT. …
  7. Brazil. …
  8. Egypt.

Where is most phosphorus mined?

Phosphate rocks are mainly mined by split technology. However, a significant amount of deposits in countries such as China and Russia are extracted by underground mining.

Countries With the Largest Phosphate Reserves.

Rank Country Phosphate Reserves (% of World’s Total)
1 Morocco 70
2 China 5
3 Syria 3
4 Algeria 3

How do humans contribute to these excessive levels of phosphorus?

Humans contribute to the excessive levels of phosphorous by their use of fertilizers and raising hogs. The waste of fertilizers and hogs in phosphorus are high. It can make excessive levels of phosphorus once the waste is in the soil and in the water by surface runoff.

How do humans directly interfere with the phosphorus cycle quizlet?

We as humans impact the phosphorus cycle by mining and using fertilizer. Also by cutting down the rain forest. By using the fertilizer this changes some of the plants which causes the cycle to be unbalanced. Weathered rocks release phosphorus, in the form of phosphate into the soil for plants to absorb.

What are two ways that humans impact the nitrogen and phosphorus cycles?

Many human activities have a significant impact on the nitrogen cycle. Burning fossil fuels, application of nitrogen-based fertilizers, and other activities can dramatically increase the amount of biologically available nitrogen in an ecosystem.

What are the four key steps of the phosphorus cycle?

Steps of Phosphorus Cycle

Weathering. Absorption by Plants. Absorption by Animals. Return to the Environment through Decomposition.

What is the source of phosphorus in the phosphorus cycle?

Weathering. Since the main source of phosphorus is found in rocks, the first step of the phosphorus cycle involves the extraction of phosphorus from the rocks by weathering. Weather events, such as rain and other sources of erosion, result in phosphorus being washed into the soil.

What are the 5 steps of the phosphorus cycle?

Terms in this set (5)

  • Weathering.
  • Fertilizer. -Soil. -Direct Runoff.
  • Excretion and Decomposition.
  • Dissolved Phosphates (generally in ocean)
  • Geologic Uplift.

What are some human sources of phosphorus in the environment?

Phosphorus is a common constituent of agricultural fertilizers, manure, and organic wastes in sewage and industrial effluent.

Is phosphate mining sustainable?

It is well known that phosphate is a non-renewable resource essential for plant growth and crop production, and it is, therefore, vital to feeding the fast growing population of the world.

What is the inorganic form of phosphorus?

Phosphorus forms

Phosphate ( PO 4 3 − ) is a dominant form of inorganic phosphorus in natural waters, but concentrations are often near or below detection in pristine waters (about 1–10 µg/L).

Is phosphate mining necessary?

Phosphate has been essential to feeding the world since the Green Revolution, but its excessive use as a fertilizer has led to widespread pollution and eutrophication. Now, many of the world’s remaining reserves are starting to be depleted.

What state in the US produces the most phosphorus?

US phosphate production

The largest US reserves and production occur in Florida, North Carolina, Idaho and, to a lesser extent, Tennessee.

Where does the US get its phosphate?

The largest source of US phosphate is the Bone Valley, or Central Florida mining district, which produces from the Pliocene-age Bone Valley Formation.

Will the world run out of phosphorus?

Phosphorus Solutions. Eliminating depletion and environmental damage with efficient phosphorus use and reuse. Earth’s phosphorus is being depleted at an alarming rate. At current consumption levels, we will run out of known phosphorus reserves in around 80 years, but consumption will not stay at current levels.

Can we make phosphorus?

Phosphorus cannot be manufactured or destroyed, and there is no substitute or synthetic version of it available.

How does human activity impact the levels of nitrogen and phosphorus in a body of water?

But when too much nitrogen and phosphorus enter the environment – usually from a wide range of human activities – the air and water can become polluted. … Too much nitrogen and phosphorus in the water causes algae to grow faster than ecosystems can handle.

What actions might humans take that increase the phosphate levels in water?

During the later stages of eutrophication the water body is choked by abundant plant life due to higher levels of nutrients such as nitrogen and phosphorus. Human activities can accelerate the process with urban construction, sewage discharges, agricultural practices, and residential development.

What is one way humans negatively impact the phosphorus cycle?

Synthetic fertilizers are a main way humans impact the phosphorus cycle. The phosphate in the fertilizer is not fully utilized by plants, and as a result leftover phosphates remain in the plants’ water supply. Misuse of animal waste fertilizers are another way we negatively impact the phosphorus cycle.

What is the major source of phosphorus on land?

The largest source of phosphorus on Earth is in sediments and sedimentary rocks. The phosphorus cycle on land is very closed in such a way that any phosphorus available on the surface of the land is not stored for long but used by living things.

How do humans and animals get nitrogen into their bodies?

Amino Acids and Proteins

The most common form of nitrogen in your body is proteins containing mainly carbon, hydrogen, oxygen and nitrogen. While neither humans nor animals can get nitrogen into their bodies from the air or soil, they do gain nitrogen from vegetation or other animals which eat vegetation.

What are 3 human causes of eutrophication?


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