Understanding Observed Changes in Atmospheric Solar Reflection and Surface Albedo
Exploring the attribution of changes in Earth's Albedo Shortwave Radiation (ASR) to various processes including atmospheric and surface contributions. The impacts of incident solar radiation, cloud reflection, absorption, and surface albedo are analyzed, along with the radiative sensitivity from iso
0 views • 12 slides
Understanding Climate Change: Insights from Reed B. Haslam, NYSC Delegate 1972
Reed B. Haslam, an experienced atmospheric scientist, reflects on his early weather observations, noticing the impact of climate change through warming temperatures and reduced precipitation. He emphasizes the key contributors to global warming, such as deforestation and carbon dioxide emissions. Co
1 views • 54 slides
Advancing Radar Science: Open-Source Collaboration for Precipitation Estimation
Explore the innovative work presented at the Open Radar Science in SAIL conference featuring collaborative research, open-source tools like Py-ART and Xradar, and value-added products enhancing quantitative precipitation estimates. Learn about CMAC, SQUIRE, and other techniques for radar data proces
2 views • 10 slides
Understanding Gas Laws in Atmospheric Sciences
Explore the fundamental gas laws governing the behavior of gases in the atmosphere. Discover key parameters such as temperature, pressure, density, and volume, and how they are interrelated through Boyle's Law and the Law of Charles and Guy Lussac. See practical applications of these laws in our dai
6 views • 38 slides
The Role of Sunlight, Ozone, and Plant Life in Earth's Atmosphere
Sunlight plays a crucial role in the formation of ozone from oxygen, leading to the protection of plant life against harmful UV radiation. The ozone produced by sunlight helps in the photosynthesis process of plants, which in turn release oxygen, absorb CO2, and contribute to the overall balance of
7 views • 23 slides
Earth-GRAM Overview and Update Status
Earth-GRAM is undergoing significant upgrades including updates to the Global Reference Atmospheric Model suite. The upgrade team aims to modernize code, incorporate state-of-the-art data sources, enhance user support, and address limitations. The team comprises experts from NASA Langley Research Ce
0 views • 22 slides
Understanding Earth's Water Cycle and Atmospheric Processes
Explore the intricate workings of Earth's water cycle and atmospheric processes, including the distribution of water across various reservoirs, the significance of humidity in the atmosphere, and the influence of temperature on water vapor content. Gain insights into global wind patterns, pressure s
2 views • 42 slides
Earth-GRAM Overview and Updates 2023
Earth-GRAM is a global reference atmospheric model providing monthly mean and standard deviation data for various atmospheric variables. It is used in engineering for dispersion simulations but is not a forecasting model. Updates to Earth-GRAM include the Modern Era Retrospective Analysis, a global
0 views • 19 slides
Understanding Atmospheric Thermodynamics in Second Stage Lecture
Explore key concepts in atmospheric thermodynamics, including condensation level, free convection level, and the use of thermodynamic diagrams. Learn about the process of condensation, stability levels in the atmosphere, and the significance of free convection in weather patterns. Discover why therm
0 views • 27 slides
Understanding Atmosphere Composition and Structure in Climatology
The study of climatology, focusing on the atmosphere, is presented by Dr. Banashree Saikia, covering topics such as atmospheric composition, insolation, temperature variations, atmospheric pressure, wind systems, atmospheric moisture, climatic classification, cyclones, and monsoons. The atmosphere,
1 views • 9 slides
Understanding Atmospheric Pressure and Gas Behavior
Exploring atmospheric pressure's impact on gas behavior, including Torricelli's barometer and Boyle's Law. Learn about gas volume changes with pressure variations and buoyant force principles. Prepare for Exam #1 covering chapters 1-8.
0 views • 32 slides
Understanding Geopotential and Geopotential Height in Atmospheric Thermodynamics
Explore the concept of geopotential and geopotential height in atmospheric sciences, focusing on their significance in understanding gravitational and centrifugal forces on Earth. Learn about the definition, calculation, and applications of geopotential height in relation to atmospheric properties a
1 views • 14 slides
Understanding Atmospheric Moisture in Physical Geography
Atmospheric moisture, in the form of water vapor, liquid water, and ice, plays a crucial role in shaping weather and climate. This course delves into the dynamics of atmospheric moisture, including its distribution, effects on weather patterns, and impact on various climatic factors such as precipit
0 views • 7 slides
Overview of Garments Dyeing Machines: Types and Features
Garments dyeing machines are classified as pedal and rotary types. Pedal machines are manual with higher labor costs, while rotary machines are more advanced, with atmospheric pressure and high-temperature variations. The Atmospheric Pressure Rotary Garments Dyeing Machine is widely used in Banglade
3 views • 9 slides
Understanding Atmospheric Thickness and Its Applications
Atmospheric thickness refers to the difference in geopotential height between two pressure surfaces, which is dependent on the mean virtual temperature of the layer in between. This concept plays a key role in determining temperature gradients, identifying fronts, and aiding in weather forecasting,
0 views • 11 slides
Understanding Synoptic Meteorology: A Comprehensive Overview
Synoptic meteorology delves into various aspects of atmospheric sciences, encompassing scales of atmospheric motion, weather maps, air masses, fronts, jet streams, and more. Through the study of synoptic meteorology, meteorologists gain insights into interpreting the state of the troposphere and for
1 views • 17 slides
Understanding Atmospheric Pressure Variations at Different Altitudes
Atmospheric pressure varies with altitude due to the weight of the air column above. This activity explores how Otto von Guericke's experiments with vacuum systems demonstrate the power of air pressure. Theoretical concepts of atmospheric pressure are discussed, highlighting its relation to gravity
0 views • 28 slides
Understanding Arctic Climate Change Dynamics: A Scientist's Perspective
Atmospheric scientist Catrin Mills, a postdoc fellow at CIRES, delves into the impact of daily weather on Arctic sea ice, exploring its implications for native communities, flora, fauna, stakeholders, and industries. Motivated by coastal inundation and the atmospheric influence on sea ice, she inves
2 views • 11 slides
Understanding Gases in the Earth's Atmosphere
Explore the composition and layers of the Earth's atmosphere, including the significance of gases like nitrogen, oxygen, water vapor, and carbon dioxide. Learn how human activities impact atmospheric composition and how changes in temperature and pressure affect weather predictions. Discover the rol
0 views • 13 slides
Cutting-Edge Atmospheric Chemistry Modeling Research at Barcelona Supercomputing Center
Conducted by the Atmospheric Composition Group at Barcelona Supercomputing Center, this cutting-edge research focuses on atmospheric chemistry modeling using advanced tools and frameworks like HERMESv3 and MONARCH. The team's approach integrates various modules to study complex processes influencing
0 views • 16 slides
Understanding Geopotential and Geopotential Height in Atmospheric Thermodynamics
This lecture discusses the concepts of geopotential and geopotential height in atmospheric thermodynamics, including their definitions, significance, and relationship with gravity. It explains how geopotential is a measure of potential energy relative to sea level and how geopotential height serves
0 views • 17 slides
Understanding Fluid Statics and Atmospheric Pressure Measurements
Exploring the concept of fluid statics, this content delves into topics such as how atmospheric pressure is measured, buoyancy, and why a steel boat can float. It covers the measurement of pressure, the relationship between pressure and depth in fluids, and demonstrations showcasing these principles
0 views • 24 slides
Overview of Low-Cost Sensors for Atmospheric Composition Measurement
This publication provides an insightful overview of low-cost sensors for measuring atmospheric composition, covering topics like sensor technologies, applications in atmospheric sciences and air quality management, and evaluation methods. It emphasizes the importance of not only the technical perfor
0 views • 17 slides
Understanding Atmospheric Circulation on Earth
An atmospheric circulation driven by temperature differences between the equator and poles influences global weather patterns. The sun's changing angle throughout the year results in various pressure areas and the formation of large circulation cells. The main effects include the transport of humidi
0 views • 11 slides
Adaptive Observing Techniques for Weather Forecasting
This presentation by Dr. Rolf H. Langland explores the concept of adaptive observing in atmospheric applications, focusing on the methodology, field programs, challenges, and objectives of targeted observing. It delves into the optimization problem of determining locations for special atmospheric ob
0 views • 47 slides
Understanding the Planetary Boundary Layer in Atmospheric Science
The Planetary Boundary Layer (PBL) plays a crucial role in atmospheric dynamics, divided into surface, mixed, stable, and residual layers. During the day, the mixed layer experiences convective motions due to surface heating, while the stable layer dominates during the night. Understanding these lay
0 views • 18 slides
NSF Atmospheric Chemistry Program Overview
The NSF Atmospheric Chemistry Program aims to characterize the chemical composition of the atmosphere, understand chemical processes, quantify fluxes of chemical substances, study natural and anthropogenic causes of variability, and assess impacts on climate. The program supports research through pe
0 views • 6 slides
Understanding Atmospheric Chemistry Measurements and Methods
Explore the various types of atmospheric chemistry measurements, including research vs. monitoring, gas phase species, satellite vs. in situ observations, and spectroscopy and chromatography methods. Discover how researchers and regulatory bodies use different techniques to study and monitor air qua
0 views • 34 slides
Understanding Atmospheric Composition and Structure
The presentation covers fundamental concepts related to the Earth's atmosphere, including its composition, origin of oxygen, dry and moist layers, standard atmosphere layers, and temperature variations. Key topics discussed include the primordial atmosphere, atmospheric constituents, water vapor dis
0 views • 58 slides
Gas Absorption and Atmospheric Soundings: Principles and Applications
Gases in the atmosphere absorb radiation through various mechanisms such as changing rotational/vibrational energy and exciting electrons. This absorption plays a crucial role in remote sensing applications. The absorption principles differ for molecules like CO2 and H2O, influencing their vibration
0 views • 9 slides
Understanding Atmospheric Thermodynamics and Environmental Lapse Rate
Explore the concepts of atmospheric thermodynamics including the Parcel Method, Environmental Lapse Rate, and Conditionally Unstable Atmosphere. Dive into the details of how air parcels behave in different atmospheric conditions and understand the significance of temperature changes in the atmospher
0 views • 27 slides
Understanding Atmospheric Thermodynamics: Key Concepts and Applications
Exploring the principles of atmospheric thermodynamics in a lecture by Dr. Sama Khalid Mohammed at Mustansiriya University. Topics covered include air parcel behavior, relative humidity definitions, and factors affecting humidity levels. Gain insights into saturation, supersaturation, and how temper
0 views • 22 slides
GEOS-Chem Atmospheric Chemistry Model Overview
GEOS-Chem, developed by Daniel J. Jacob at Harvard University, is a global model of atmospheric composition used to understand human and natural influences on the environment. The model addresses various atmospheric chemistry issues on different scales, from local to global, and is regularly updated
0 views • 19 slides
Understanding Atmospheric Stability and Adiabatic Processes
Atmospheric stability is crucial in determining weather conditions. Different processes such as adiabatic cooling play a significant role in the vertical movement of air masses. Understanding the environmental lapse rate, moist and dry adiabatic rates, and the concept of conditional instability help
0 views • 4 slides
Understanding Atmospheric Pressure, Wind Variations, and Humidity in Weather Systems
The atmosphere is composed of various elements like gaseous molecules, water vapor, and dust particles. Key weather variables include atmospheric pressure, temperature, humidity, wind, cloud cover, and precipitation. Atmospheric pressure is influenced by the weight of air above a point, with average
0 views • 17 slides
The DC and AC global atmospheric electric circuits as central tenets in Earth system science today
The presentation at the EGU General Assembly highlighted the significance of DC and AC global atmospheric electric circuits in Earth system science. Key references from 2007 to 2018 underscore the evolving research in this field, exploring the interconnectedness between the space environment and the
0 views • 23 slides
Addressing the Gap Between Graduates' Skills and Employers' Expectations in Atmospheric Geosciences
The article discusses the skills gap in the atmospheric geosciences field, highlighting key technical and communication skills needed by graduates and postgrads. It explores strategies to bridge this gap through surveys, creative solutions, and innovative approaches like updating degree requirements
0 views • 5 slides
Understanding Atmospheric Dynamics: Vorticity, Rossby Waves, and Conservation of PV
Exploring key concepts in atmospheric dynamics such as relative vorticity, absolute vorticity, Rossby waves, and conservation of potential vorticity. Topics include the exchange of relative and planetary vorticity, implications of vorticity changes on airflow patterns, and the role of PV in understa
0 views • 16 slides
Analysis of Atmospheric Parameters and Transmission at OHP in 2018
This analysis focuses on the atmospheric parameters and transmission at the Observatoire de Haute-Provence (OHP) during 2018, with a specific emphasis on distinguishing between typical winter and summer conditions. The study utilizes MERRA2 data from January to August to examine pressure, precipitab
0 views • 16 slides
Atmospheric Correction Techniques for Satellite Image Enhancement
Atmospheric correction is essential for improving the quality of Remote Sensing images captured by satellites. This process involves correcting for the effects of atmospheric gases such as scattering and absorption on the measured Top-of-Atmosphere (TOA) reflectance. Techniques like molecular correc
0 views • 8 slides