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Related Concept Videos

Global Climate Change01:50

Global Climate Change

Throughout its ~4.5 billion year history, the Earth has experienced periods of warming and cooling. However, the current drastic increase in global temperatures is well outside of the Earth’s cyclic norms, and evidence for human-caused global climate change is compelling. Paleoclimatology, the study of ancient climate conditions, provides ample evidence for human-caused global climate change by comparing recent conditions with those in the past.
Microbes and Climate Change01:27

Microbes and Climate Change

Microorganisms are pivotal agents in Earth's biogeochemical cycles, significantly influencing climate dynamics through their metabolic activities. These microbes modulate the levels of key greenhouse gases by both contributing to and helping mitigate climate change.Microbial Contributions to Greenhouse Gas EmissionsRising global temperatures accelerate microbial metabolism, which, in turn, speeds up the decomposition of organic matter. This process releases carbon dioxide (CO₂) through...
What is Climate?01:16

What is Climate?

Climate refers to the prevailing weather conditions in a specific area over an extended period. As the saying goes, “Climate is what you expect. Weather is what you get.” Climate is influenced by geographic factors, such as latitude, terrain, and proximity to bodies of water.
The Carbon Cycle01:14

The Carbon Cycle

Carbon is the basis of all organic matter on Earth, and is recycled through the ecosystem in two primary processes: one in which carbon is exchanged among living organisms, and one in which carbon is cycled over long periods of time through fossilized organic remains, weathering of rocks, and volcanic activity. Human activities, including increased agricultural practices and the burning of fossil fuels, has greatly affected the balance of the natural carbon cycle.
Chemical Factors Affecting Respiration Centers01:31

Chemical Factors Affecting Respiration Centers

Chemical factors such as changing CO2, O2, and H+ levels in arterial blood play a critical role in influencing respiration depth and rates. These variations are detected by chemoreceptors—specialized sensors located in two primary body areas. Central chemoreceptors are found throughout the brain stem, including the ventrolateral medulla, while peripheral chemoreceptors are located in the aortic arch and carotid arteries.
CO2 has a potent influence on respiration and is strictly regulated. Under...
Assessment of Diffusion and Perfusion01:17

Assessment of Diffusion and Perfusion

Understanding and evaluating diffusion and perfusion is critical in assessing a patient's respiratory and circulatory health. These processes play key roles in maintaining the body's internal environment, ensuring that tissues receive adequate oxygen while waste products are efficiently removed.
The Role of Diffusion in Respiration
Diffusion is the process by which molecules move from an area of higher concentration to an area of lower concentration. In the respiratory system, this principle...

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Related Experiment Video

Updated: Jul 12, 2026

Fa&#231;ade-Level Monitoring of CO2 Variability under Urban Heat Island Conditions using Low-Cost Sensor Data Loggers
07:12

Façade-Level Monitoring of CO2 Variability under Urban Heat Island Conditions using Low-Cost Sensor Data Loggers

Published on: December 12, 2025

Detecting Climate Change due to Increasing Carbon Dioxide.

R A Madden, V Ramanathan

    Science (New York, N.Y.)
    |August 15, 1980
    PubMed
    Summary

    Surface warming from increased carbon dioxide (CO2) is predicted by climate models but not yet observed at 60 degrees N. Ocean thermal inertia or cooling factors may delay detection, potentially until the year 2000.

    Area of Science:

    • Climate science
    • Atmospheric science
    • Oceanography

    Background:

    • Global temperatures are rising due to increased carbon dioxide (CO2) emissions.
    • Climate models predict detectable surface warming at 60 degrees N.
    • Observed temperature variability at 60 degrees N does not yet match predictions.

    Purpose of the Study:

    • Investigate the interannual temperature variability at 60 degrees N.
    • Determine if predicted surface warming is currently detectable.
    • Identify potential reasons for the discrepancy between model predictions and observations.

    Main Methods:

    • Analysis of observed interannual temperature data at 60 degrees N.
    • Comparison of observed data with predictions from three-dimensional climate models.

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    Temperature Response of Soil Organic Matter Decomposition Rates: Construction and Applications of a Temperature Gradient Block
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    Temperature Response of Soil Organic Matter Decomposition Rates: Construction and Applications of a Temperature Gradient Block

    Published on: January 30, 2026

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    Last Updated: Jul 12, 2026

    Fa&#231;ade-Level Monitoring of CO2 Variability under Urban Heat Island Conditions using Low-Cost Sensor Data Loggers
    07:12

    Façade-Level Monitoring of CO2 Variability under Urban Heat Island Conditions using Low-Cost Sensor Data Loggers

    Published on: December 12, 2025

    Monitoring Pedogenic Inorganic Carbon Accumulation Due to Weathering of Amended Silicate Minerals in Agricultural Soils.
    07:32

    Monitoring Pedogenic Inorganic Carbon Accumulation Due to Weathering of Amended Silicate Minerals in Agricultural Soils.

    Published on: June 4, 2021

    Temperature Response of Soil Organic Matter Decomposition Rates: Construction and Applications of a Temperature Gradient Block
    07:46

    Temperature Response of Soil Organic Matter Decomposition Rates: Construction and Applications of a Temperature Gradient Block

    Published on: January 30, 2026

  • Consideration of factors influencing temperature variability, such as ocean thermal inertia and compensating cooling.

    • Main Results:

    • Predicted surface warming due to increased CO2 is not yet detectable at 60 degrees N.
    • Ocean thermal inertia may delay the detection of warming by over a decade.
    • Compensating cooling factors could also be masking the predicted warming.

    Conclusions:

    • The detection of CO2-induced warming may be delayed until the year 2000 due to model uncertainties and ocean thermal inertia.
    • Future detection efforts should simultaneously examine multiple climate variables to minimize ambiguities from unrecognised compensating cooling.