In addition to the greenhouse effect, what are the effects of the carbon cycle on the climate?

Updated on science 2024-03-12
10 answers
  1. Anonymous users2024-02-06

    Soil carbon cycle, impact on global warming. The greenhouse effect caused by human activities and the impact of the resulting climate warming on forest ecosystems have attracted widespread attention. As an important part of the global carbon cycle, forest soil carbon cycle is a key link in determining the future performance of terrestrial biosphere as a carbon source and carbon sink, and revealing this role has important guiding significance for accurately understanding the carbon cycle process of terrestrial ecosystems under the background of global change.

    In this paper, we reviewed the effects of global warming on soil carbon cycling in the past 10 years by discussing five aspects (soil respiration, soil microorganisms, soil enzyme activity, litter input and decomposition, and soil carbon pool) that affect the process of soil carbon cycle. In recent years, a large number of studies have been carried out on the response and feedback mechanism of soil carbon cycle to climate warming, and some results have been achieved, but there are still great uncertainties in the research results. Integrating various closely related global change phenomena, improving research methods and experimental methods, and strengthening the research on the carbon cycle process and mechanism of rhizosphere microecosystem will be the direction and focus of the next research.

  2. Anonymous users2024-02-05

    Although the performance of different ecosystems varies, in general, global terrestrial ecosystems are a weak source of carbon. Biophysical, biogeographic and biogeochemical models have been developed for research work and have achieved certain results, but there are still great uncertainties in the research results. In the next few years or even decades, the synergistic effects between climate warming and other manifestations of global change will be the focus of the next research, the two-way feedback mechanism between climate warming and terrestrial ecosystems is the theoretical basis for more accurate research, and the adaptability of ecosystem structure and function to climate change is the premise for an accurate understanding and future climate scenario of terrestrial ecosystem carbon cycling.

  3. Anonymous users2024-02-04

    Global carbon cycle: refers to the movement of carbon in all spheres of the earth (atmosphere.

    The process of migration, transformation and circulation between hydrosphere, biosphere, pedosphere, lithosphere. Carbon dioxide is the most important in the global carbon cycle in terms of energy.

    of the cycle, methane and carbon monoxide.

    It's a secondary cycle.

    Its main processes are: 1. The assimilation process and alienation process of organisms, mainly photosynthesis and respiration; 2. Carbon dioxide between the atmosphere and the ocean; 3. Sedimentation of carbonate;

    Carbon cycle pathways: 1. Circulation at the cellular level between photosynthesis and respiration; 2. Individual-level cycling between atmospheric carbon dioxide and plants; 3. The food chain between atmospheric carbon dioxide - plants - animals - microorganisms.

    horizontal circulation; 4. In addition, carbon is buried deep underground in the form of animal and plant organisms, and under reducing conditions, fossil fuels are formed, so carbon enters the geological cycle.

    The significance of the carbon cycle: 1. Carbon is the most important element constituting biological organisms, therefore, the study of ecosystem carbon cycle has become the core issue of system energy flow; 2. Human activities have caused a significant impact on the carbon cycle through the large-scale use of fossil fuels, which may be an important cause of contemporary climate change.

  4. Anonymous users2024-02-03

    The impact of carbon cycle, carbon emissions, greenhouse gases, climate warming and other factors on human life is mainly concentrated in the following aspects:

    1. Environmental changes.

    Environmental changes such as rising sea levels and abnormal climate due to climate warming will have many negative impacts on human life. For example, extreme temperatures and precipitation may lead to natural jujube and plum disasters, reduced agricultural production, water shortages and other problems, which will affect people's production and life.

    2. Ecological imbalance.

    With climate warming, the global ecosystem is under pressure to collapse, the ecosystem of plants and animals is destroyed, the population is reduced, species are lost, and biodiversity is reduced, which will bring long-term impacts and risks to human beings, and even lose some food** and drug sources.

    3. Economic situation.

    An increase in global carbon emissions could lead to a shortage of resources, especially related to energy. According to statistics, the increase in global carbon emissions will lead to problems such as acid rain, air pollution, and energy shortages, which will inevitably have a negative impact on the economy.

    4. Health problems.

    Long-term exposure to large amounts of greenhouse gases can cause people to suffer from health problems, such as respiratory and ** diseases, cardiac disease, cancer, etc. Air pollution and the effects of tropical cyclones may lead to frequent air-breathing infections.

    5. International political tensions.

    Warming could also lead to a number of political issues and tensions. Due to the impacts and consequences of climate change, some countries may face mass migration or catastrophe, which will increase the cost of reconstruction and large-scale fiscal and tax pressures for crisis management.

    Therefore, in order to protect our environment and health, effective measures need to be taken to reduce carbon emissions, gradually achieve carbon neutrality, and ensure that the climate remains stable, which will require the cooperation of the global community, including at the international and local levels, to formulate policies and develop appropriate measures.

  5. Anonymous users2024-02-02

    Main processes: Carbon dioxide (CO2) in the atmosphere is absorbed by plants on land and in the ocean, and then returned to the atmosphere in the form of carbon dioxide through biological or geological processes and human activities.

    1.Carbon cycle between organisms and the atmosphere: green plants obtain carbon dioxide from the air, convert it into glucose through photosynthesis, and then synthesize it into carbon compounds in plants, and pass through the food chain to become carbon compounds in animals.

    2.Carbon dioxide exchange between the atmosphere and the oceans: Carbon dioxide can enter seawater from the atmosphere and can also enter the atmosphere from seawater.

    3.Carbon dioxide in the atmosphere dissolves in rainwater and groundwater to become carbonic acid, which turns limestone into soluble bicarbonate that is transported by rivers to the ocean.

    4.When humans burn fossil fuels for energy, they produce large amounts of carbon dioxide.

    Greenhouse effect: The atmosphere can make the solar short-wave radiation reach the ground, but the long-wave thermal radiation released from the surface is absorbed by the atmosphere, which increases the temperature of the surface and the lower atmosphere, because its effect is similar to the greenhouse for cultivating crops, so it is called the greenhouse effect.

    The increase in the greenhouse effect is mainly caused by the excessive burning of coal, oil and natural gas in modern industrial societies, which release large amounts of carbon dioxide gas into the atmosphere after combustion. Carbon dioxide gas has the function of heat absorption and heat insulation. As a result of its increase in the atmosphere, it forms an invisible glass cover that prevents the heat radiated by the sun to the Earth from being dissipated into outer space, and as a result, the Earth's surface heats up.

    As a result, carbon dioxide is also known as a greenhouse gas.

    The greenhouse effect is mainly caused by the excessive burning of coal, oil and natural gas in modern industrial societies, and the emission of large amounts of exhaust gases, which release a large amount of carbon dioxide gas into the atmosphere after combustion. Carbon dioxide gas has the function of heat absorption and heat insulation. As a result of its increase in the atmosphere, it forms an invisible glass cover, so that the heat radiated by the sun to the earth cannot be dispersed into outer space, reflecting infrared rays, and as a result, the surface of the earth becomes hot.

    As a result, carbon dioxide is also known as a greenhouse gas. Other greenhouse gases are emitted by human activities and nature, which are: hydrochlorofluorocarbons (CFCs), methane, low-altitude ozone, and nitrogen oxide gases, plankton in the oceans and forests on land, especially tropical rainforests, that can absorb large amounts of carbon dioxide on Earth.

  6. Anonymous users2024-02-01

    The meaning of the carbon cycle:

    1. Carbon is the most important element of biological organisms, therefore, the study of ecosystem carbon cycle has become the core issue of system energy flow. 2. Human activities have caused a significant impact on the carbon cycle through the large-scale use of fossil fuels, which may be an important cause of contemporary climate change.

  7. Anonymous users2024-01-31

    Solar radiation warms the earth, and when the ground is heated, some of the heat is reflected to the atmosphere. And part of the heat is absorbed by water vapor, methane, and carbon dioxide in the atmosphere, a phenomenon that prevents the earth from dissipating heat. For tens of millions of years, the earth has been carrying out the [carbon cycle] at the same time, maintaining the balance of greenhouses, not getting hotter and hotter--- storing carbon in the atmosphere to the ground (for example, trees absorb carbon and become coal after death) and the seabed (absorbed by water bodies).

    Disruption of the carbon cycle: About 100 billion years ago, people on Earth began to use sunlight that was absorbed by the earth. It started with coal, and this sunlight was absorbed by plants a long time ago and buried in the soil.

    And now, when we burn fossil fuels, ancient sunlight, we release carbon into the atmosphere. Disrupts the carbon cycle. In turn, global warming has been accelerated, triggering a series of climate and ecological changes.

    Such as El NiƱo, glacier extinction, sea level**, species extinction...

    Protect our planet!

  8. Anonymous users2024-01-30

    The meaning of the carbon cycle:

    1. Carbon is the most important element of biological organisms, therefore, the study of ecosystem carbon cycle has become the core issue of system energy flow. 2. Human activities have caused a significant impact on the carbon cycle through the large-scale use of fossil fuels, which may be an important cause of contemporary climate change.

  9. Anonymous users2024-01-29

    Global carbon cycle: refers to the process of migration, transformation and circulation of carbon between various layers of the earth (atmosphere, hydrosphere, biosphere, pedosphere, lithosphere). In terms of energy, the most important cycle of carbon dioxide in the global carbon cycle, methane and carbon monoxide are secondary cycles.

    Its main processes are: 1. The assimilation process and alienation process of organisms, mainly photosynthesis and respiration; 2. Carbon dioxide between the atmosphere and the ocean; 3. Sedimentation of carbonate;

    Carbon cycle pathways: 1. Circulation at the cellular level between photosynthesis and respiration; 2. Individual-level cycling between atmospheric carbon dioxide and plants; 3. Atmospheric carbon dioxide-plant-animal-microbial cycle at the level of the food chain; 4. In addition, carbon is buried deep underground in the form of animal and plant organisms, and under reducing conditions, fossil fuels are formed, so carbon enters the geological cycle.

    The significance of carbon cycle: carbon is the most important element of biological organisms, therefore, the study of ecosystem carbon cycle has become the core issue of system energy flow. Human activities through the large-scale use of fossil fuels have caused a significant impact on the carbon cycle, which may be an important cause of contemporary climate change.

  10. Anonymous users2024-01-28

    Greenhouse gases refer to gases that have an impact on the earth's surface temperature, including carbon dioxide, methane, nitrous oxide, etc. The emission of these gases exacerbates global climate change and upsets the balance of the carbon cycle. Here are some of the daily life behaviors that exacerbate greenhouse gas emissions:

    1.Food waste: Food waste causes a large amount of organic matter to decompose in landfills, producing large amounts of methane gas. Therefore, reducing food waste can reduce methane emissions.

    2.Energy consumption: People's daily life requires a lot of energy, such as electricity, gas, gasoline, etc. The consumption of these energy sources produces large amounts of carbon dioxide and other greenhouse gases. Therefore, reducing energy consumption can reduce greenhouse gas emissions.

    3.Transportation: The use of private cars is a major greenhouse gas emitter**. Therefore, reducing the use of private cars, using public transport, walking, cycling, etc., can reduce greenhouse gas emissions.

    5.Chemical use: Some chemicals used in people's daily life, such as pesticides, detergents, etc., will release some harmful gases, such as chlorine, etc. Therefore, reducing the use of chemicals can reduce greenhouse gas emissions.

    In short, people's daily life behaviors have a great impact on greenhouse gas emissions. By changing one's lifestyle, reducing energy consumption, reducing food waste, and adopting clean energy, we can reduce greenhouse gas emissions, protect the environment, and maintain the balance of the carbon cycle.

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