Atmospheric Science
Atmospheric Science - Related Videos
10:48
Aseptic Technique in Environmental Science
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2023
Source: Laboratories of Dr. Ian Pepper and Dr. Charles Gerba - The University of Arizona Demonstrating Author: Luisa Ikner Aseptic technique is a fundamental skill widely practiced in the field of environmental microbiology that requires a balance of mindfulness and practice in the laboratory. Proper use of this technique reduces the likelihood of bacterial or fungal contamination of reagents, culture media, and environmental samples. Aseptic technique is also vital to ensure data integrity and...
01:13
Psychology as a Science
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2024
Psychology, as a scientific discipline, aims to understand the mind and behavior through rigorous and systematic methods. The foundation of psychological research is evidence-based, relying heavily on the scientific method to derive and validate knowledge. This structured approach ensures that findings are reliable, valid, and applicable to broader contexts. The scientific method in psychology involves six critical steps: making observations, formulating hypotheses, conducting tests, analyzing...
09:34
Extraction and Characterization of Surfactants from Atmospheric Aerosols
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Cited by 26 •
2017
Methods are presented for the targeted extraction of surfactants present in atmospheric aerosols and the determination of their absolute concentrations and surface tension curves in water, including their Critical Micelle Concentration (CMC).
13:27
Exploring the Effects of Atmospheric Forcings on Evaporation: Experimental Integration of the Atmospheric Boundary Layer and Shallow Subsurface
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Cited by 9 •
2015
A protocol for the design and construction of a soil tank interfaced to a small climate controlled wind tunnel to study the effects of atmospheric forcings on evaporation is presented. Both the soil tank and wind tunnel are instrumented with sensor technologies for the continuous in situ measurement of environmental conditions.
01:18
Variation of Atmospheric Pressure
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2025
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...
FAQs
Solar energy supplies the energy that drives many atmospheric changes. Radiation absorption can warm the atmosphere or surface, while convection redistributes heat through moving air. Evaporation transfers water into the atmosphere, and condensation changes it back into liquid water, linking energy movement with cloud and weather processes. These mechanisms help explain wind formation and changing atmospheric conditions.
Atmospheric circulation redistributes heat and moisture across Earth rather than leaving solar energy concentrated in one place. Wind formation reflects this movement of air, while interactions with land and oceans modify how energy and water are transferred. Studying these linked processes helps researchers interpret weather patterns and assess how environmental conditions vary across locations.
Chemical reactions and aerosol particles influence the atmosphere in different but connected ways. Reactions can change atmospheric constituents, while aerosols are suspended particles that can affect air quality and climate. Examining both allows researchers to connect atmospheric composition with environmental effects, including pollution conditions and climate-related atmospheric change.
Atmospheric scientists combine ground stations, aircraft, satellites, and numerical models because each source contributes a different perspective on atmospheric change. Ground stations provide measurements at fixed locations, aircraft sample conditions across the atmosphere, and satellites extend observation over broad areas. Numerical models integrate available information to support interpretation, forecasting, and climate monitoring.
To assess pollution, researchers compare atmospheric measurements with chemical and particle information to characterize air-quality conditions. This work can reveal how atmospheric composition relates to environmental conditions affecting living systems. Within environmental research, pollution assessment supports evaluation of these effects and provides evidence relevant to public health decisions and environmental policy.
Climate monitoring requires repeated atmospheric observations interpreted alongside numerical models. The goal is not only to describe present conditions, but also to identify atmospheric change over time. Results can inform sustainable resource management and environmental policy, especially when decision-makers need evidence about long-term environmental trends rather than a single weather observation.