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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.
What is Weather?01:07

What is Weather?

Overview
Variation of Atmospheric Pressure01:18

Variation of Atmospheric Pressure

Change in atmospheric pressure with height is particularly interesting. The decrease in atmospheric pressure with increasing altitude is due to the decreasing gravitational force per unit area as we move away from the surface of the earth.
Assuming the air temperature is constant at a given altitude and that the ideal gas law of thermodynamics describes the atmosphere to a good approximation, one can find the variation of atmospheric pressure with height.
Let p(y) be the atmospheric pressure at...
Asthma-I: Introduction01:29

Asthma-I: Introduction

Asthma is a chronic respiratory ailment that requires careful management due to its varying symptoms and influencing factors. It is characterized by airway inflammation, bronchial hyperresponsiveness, and reversible airflow obstruction, leading to symptoms like wheezing, shortness of breath, chest tightness, and coughing. The symptom frequency and intensity may vary considerably over time. It is also linked to immune system responses to allergens and irritants, highlighting the complex...

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Related Experiment Video

Updated: Jun 19, 2026

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

Published on: December 12, 2025

[Air quality and climate change].

Steffen Loft1

  • 1Institut for Folkesundhedsvidenskab, Afdeling for Miljø og Sundhed, Det Sundhedsvidenskabelige Fakultet, Københavns Universitet, Øster Farimagsgade 5, DK-1014 København K, Denmark. s.loft@pubhealth.ku.dk

Ugeskrift for Laeger
|October 28, 2009
PubMed
Summary

Climate change negatively impacts air quality and health. Reducing greenhouse gas emissions from livestock and combustion improves air quality and mitigates health risks.

Area of Science:

  • Environmental Science
  • Public Health
  • Climate Science

Context:

  • Air quality, human health, and climate change are interconnected systems.
  • Greenhouse gases like methane (from livestock and biomass) influence ozone levels.
  • Temperature and carbon dioxide (CO2) affect pollen prevalence.

Purpose:

  • To elucidate the complex relationship between climate change and air quality.
  • To highlight the health implications of altered air pollution patterns.
  • To identify mitigation strategies that benefit both climate and air quality.

Summary:

  • Climate change exacerbates air quality issues, increasing health risks, particularly through effects on ozone and particulate matter.
  • Reduced greenhouse gas emissions from decreased livestock production and combustion (energy, transport, heating) can simultaneously improve air quality.

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Split Point Analysis and Uncertainty Quantification of Thermal-Optical Organic/Elemental Carbon Measurements
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Split Point Analysis and Uncertainty Quantification of Thermal-Optical Organic/Elemental Carbon Measurements

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  • Implementing energy savings and utilizing CO2-neutral fuels are crucial for maintaining good indoor and outdoor air quality.

    • Impact:

    • Provides a scientific basis for integrated climate and air quality policies.
    • Underscores the public health benefits of climate change mitigation strategies.
    • Informs sustainable practices in agriculture, energy, and transportation to protect environmental and human health.