Atmospheric radiocarbon - PowerPoint PPT Presentation


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

0 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 Radioactive Dating Methods

The process of radioactive dating involves utilizing the decay of radionuclides to measure time intervals, with applications in determining the age of rocks and artifacts. Techniques such as radiocarbon dating, based on isotopes like 14C, enable scientists to determine the age of organic materials b

0 views • 4 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


Exploring Aerosol Microphysics and Aqueous Phase Chemistry in Atmospheric Research

This material delves into the study of aerosol microphysics and aqueous phase chemistry in the context of atmospheric research. It discusses topics such as scale-dependencies, obstacles in development, working groups for MUSICA, and the importance of various processes in aerosol modeling. The conten

0 views • 11 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


Investigating Chaos Seeding in Perturbation Experiments

This research project conducted at Texas Tech University delves into the effects of chaos seeding within perturbation experiments on atmospheric conditions, with a focus on local and nonlocal modifications resulting from factors such as irrigation, wind farms, and urban development. By analyzing tin

0 views • 24 slides


Decadal Changes in Caribbean Low-Level Jet and Atmospheric Dynamics

Analysis of decadal changes between the 1990s and 2010s in the Caribbean region focusing on the low-level jet, rainfall patterns, 925 hPa geopotential, winds, and surface temperatures during dry and rainy seasons. Significant variations observed in wind strengths, pressure gradients, and surface tem

0 views • 9 slides


Advancing Research in Marine Sciences and Atmospheric Environment

CSIRO's Oceans and Atmosphere division is at the forefront of providing valuable insights for managing Australia's marine areas and atmospheric environment. Their research encompasses a wide range of capabilities and programs, focusing on marine protection, resource management, climate prediction, a

0 views • 8 slides


Insights into Northern Annular Mode and Atmospheric Oscillations

Explore the Northern Annular Mode and its impact on atmospheric patterns such as the jet stream and polar vortex. Learn about NAM/AO phases, SLP correlations, trends, ozone contributions, and historical data like Last Glacial Maximum. Dive into the Atlantic Multidecadal Oscillation and a global clim

0 views • 31 slides


Understanding Forces and Dynamics in Atmospheric Science

Exploring the forces acting on parcels of air in the atmosphere, including gravitational acceleration, pressure gradient acceleration, and viscosity. Delving into Lagrangian and Eulerian derivatives, advection, and transforming to a rotating frame with Coriolis effect. Enhance your knowledge of atmo

0 views • 14 slides


Understanding Spatial Extremes: Complex Time Methods in Hydro-Atmospheric Dynamics

This study explores the use of complex time methods and chameleon scalar fields in understanding and modeling spatial extremes in hydrological and atmospheric systems. By transforming Lagrangian processes and introducing chameleon scalar fields, the research unveils new insights into the mechanism g

0 views • 9 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 and Wind Patterns

Learn about atmospheric circulation, local winds, terrain types, mean velocity profiles, and different types of winds such as prevailing winds, periodic winds, and local winds. Explore the concept of planetary winds like Trade Winds and Westerly Winds, and understand how winds create air currents. D

0 views • 22 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


Understanding Large-Scale Winds and Atmospheric Circulation

Large-scale prevailing winds, such as the Hadley Cell, vary by latitude. These winds drive global atmospheric circulation, with rising air at the equator, sinking air at 30 degrees, and trade winds in between. By studying wind patterns, we gain insights into climate systems and weather phenomena.

0 views • 13 slides


Understanding Global Ecosystems and Climate Influences

Global ecosystems are defined by dominant vegetation types and are influenced by factors like climate, atmospheric circulation, altitude, relief, and ocean currents. The distribution and characteristics of ecosystems are shaped by global atmospheric circulation patterns, creating distinct belts of v

0 views • 18 slides


Understanding Atmospheric Forces and Their Impacts on Weather

Explore the intricate relationship between wind patterns, hydrostatic balance, pressure gradient forces, Coriolis forces, and their effects on atmospheric dynamics. Discover how these key forces interact to shape weather patterns around the globe, from wind direction to air parcel movement and press

0 views • 45 slides


Exploring the Fundamentals of Synoptic Meteorology at Mustansiriya University

Dive into the course of Synoptic Meteorology offered at Mustansiriya University with topics covering atmospheric motion scales, weather maps, air masses, fronts, and jet streams. Learn how to analyze and interpret weather data through the study of high and low-pressure systems, jet streams, and more

0 views • 17 slides


Understanding Atmospheric Boundary Layer and Static Stability

The Atmospheric Boundary Layer (ABL) undergoes daily variations in temperature, humidity, wind, and pollution with turbulence being a key factor. Static stability in the environment determines the behavior of air parcels, leading to categorizations of stable, unstable, and neutral conditions based o

0 views • 13 slides


Fluctuating Intensity of Laser Beam in Marine Atmospheric Turbulence

Probability Density Function (PDF) reconstruction for the fluctuating intensity of a laser beam propagating in marine atmospheric turbulence involves experimental setup and calculations of statistical moments. Various models and methods are applied to reconstruct the PDF, crucial for solving inverse

0 views • 23 slides


Analysis of Superflare Isotopic Imprints in Lunar and Terrestrial Samples

Researchers investigate isotopic imprints in lunar and terrestrial samples to understand extreme solar events and their impact on atmospheric radiocarbon concentrations. Using 10Be and 36Cl data, they analyze the solar proton spectra and energy fluxes associated with these events, shedding light on

0 views • 13 slides