explain what is the carbon cycle and why its called a cycle
*explain four "moves" that occur in this cycle
* explain the importance of this cycle to organisms
*explain the human impact and effects on this cycle when fossil fuels are burnt
Notice that my address is "Psy," which stands for psychology. Since this is not my area of expertise, I searched Google under the key words "carbon cycle" to get these possible sources:
https://www.google.com/search?client=safari&rls=en&q=carbon+cycle&ie=UTF-8&oe=UTF-8
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search. Also see http://hanlib.sou.edu/searchtools/.
The carbon cycle refers to the continuous movement of carbon atoms between different reservoirs, such as the atmosphere, oceans, land, and living organisms. It is called a cycle because it involves a series of interconnected processes that repeat over time.
There are four main "moves" or processes that occur in the carbon cycle:
1. Photosynthesis: In this process, green plants and some other organisms use sunlight, carbon dioxide from the atmosphere, and water to produce glucose (a form of energy) and oxygen. This step removes carbon dioxide from the atmosphere and converts it into organic matter.
2. Respiration: All living organisms, including plants, animals, and microorganisms, engage in respiration. During respiration, organic matter (such as glucose) is broken down to release energy, resulting in the production of carbon dioxide. This step releases carbon dioxide back into the atmosphere.
3. Decomposition: When plants and animals die, their organic matter undergoes decomposition by the action of bacteria, fungi, and other decomposers. During this process, carbon is released as carbon dioxide or is incorporated into the soil.
4. Combustion: Combustion is the process of burning organic matter, such as fossil fuels like coal, oil, and natural gas. When fossil fuels are burned for energy, carbon that was stored underground is rapidly released into the atmosphere as carbon dioxide.
The carbon cycle is of utmost importance to organisms for several reasons:
1. Energy Flow: The cycle helps to transfer and store energy in the form of organic matter, allowing organisms to grow, reproduce, and function.
2. Biological Processes: Carbon is an essential component of all organic molecules, including carbohydrates, proteins, lipids, and nucleic acids. These molecules are the building blocks of life and are vital for the functioning of cells and organisms.
3. Maintaining Atmospheric Balance: The carbon cycle helps regulate the concentration of carbon dioxide in the atmosphere. This is crucial for maintaining stable climate conditions and supporting the survival of various ecosystems.
When fossil fuels are burnt, human activities significantly impact the carbon cycle. The burning of fossil fuels releases carbon dioxide (a greenhouse gas) into the atmosphere at a faster rate than can be naturally absorbed by plants and oceans. This leads to an increase in greenhouse gases, resulting in global warming and climate change.
The human impact on the carbon cycle through the burning of fossil fuels can disrupt the balance between carbon sources and sinks, leading to an excess accumulation of carbon dioxide in the atmosphere. This can have detrimental effects on ecosystems, biodiversity, weather patterns, and overall environmental health.
Understanding the carbon cycle and its human-induced changes is crucial for developing sustainable practices that help mitigate climate change and minimize additional environmental disruptions.