National oceanic and atmospheric administration - PowerPoint PPT Presentation


An overview of solar influence on climate

The relationship between solar variability and Earth's climate is complex, with factors like the Sun's energy output, 11-year solar cycle, and regional differences playing a role. This overview delves into how solar influences interact with atmospheric and oceanic processes, such as the Sun's impact

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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,

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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

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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

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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,

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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

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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

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Fall 2014 Pre-Administration Webinar for Georgia High School Graduation Test

The Fall 2014 Pre-Administration Webinar provides important information regarding the Georgia High School Graduation Test (GHSGT) for the 2014-2015 academic year. It covers test administration dates, new procedures, enrollment counts, reminders, and deadlines. The webinar emphasizes the use of prope

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Understanding Ocean Basins and Their Characteristics

Ocean basins are vast submarine regions that cover a significant portion of the Earth's surface, hosting the majority of the planet's water. These basins exhibit various features such as ocean ridges, deep-sea trenches, and seismic ridges. The ocean floor is constantly evolving due to plate tectonic

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Antler Orogeny and Foreland Basin Model Overview

The Antler Orogeny, a Late Devonian to mid-Early Mississippian event, impacted the passive margin of the North American continent, particularly in Nevada and Idaho. The orogeny involved displacement of oceanic strata, subsidence of a foreland basin, and maintenance of highlands in the interior regio

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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

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Gravity Waves as a Mechanism of Coupling Oceanic and Atmospheric Acoustic Waveguides to Seismic Sources

Direct excitation of acoustic normal modes in horizontally stratified oceanic waveguides is negligible for shallow earthquakes due to velocity disparities. This study evaluates the contribution of scattering by hydrodynamic waves in generating abyssal T-waves. The research explores the role of scatt

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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

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Understanding Near-Surface Sea Temperature Development in NCEP GFS/CFS

This informative piece delves into the evolution of Near-Surface Sea Temperature (NSST) within the NCEP GFS/CFS, discussing its significance in Numerical Weather Prediction (NWP) systems, the utilization of sea surface temperature (SST), and the T-profile near the sea surface. It covers the role of

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Coast Pilot Strategy for Enhanced Navigation Services

Recent observations and directives from Tom Loeper at the Office of Coast Survey, National Oceanic and Atmospheric Administration, highlight the need for developing new services to complement digital charts and electronic navigation. The focus is on providing navigation regulations, safety-related r

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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

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PIPERS Research Project in Ross Sea

PIPERS is a research project focusing on polynyas, ice production, and the seasonal evolution in the Ross Sea. The project involves multiple investigators and coordinated programs to improve estimates of sea ice production, water mass transformation, and air-ice-ocean interactions in the region. Goa

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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

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Understanding the General Circulation of Earth's Atmosphere

The general circulation of the Earth's atmosphere plays a crucial role in mitigating global temperature contrasts by redistributing warm and cold air. This system includes the Polar Cell at high latitudes, the Hadley Cell in the tropics, trade winds, oceanic heat distribution through Eckman Transpor

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NSCAS Test Administration Orientation 2022-2023 Overview

The Nebraska Student-Centered Assessment System (NSCAS) Test Administration Orientation for 2022-2023 provides information on the assessments, security procedures, training goals, and administration guidelines for ensuring fairness and equity in testing. It outlines the security measures, contact in

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Understanding Plate Tectonics and Earth's Crust

Explore the differences between oceanic and continental crust, the distinctions of lithosphere and asthenosphere, the dynamics of convergent and divergent boundaries, as well as the concepts of folding and faulting in geological formations. Delve into the characteristics of oceanic crust versus ocea

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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

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Forces Shaping Landforms: Inside and Outside the Earth

Explore how landforms change due to forces inside the Earth, like plate boundary activity forming fold mountains, and forces outside the Earth, such as the creation of oceanic trenches. Discover the formation of fold mountains like the Alps and Rockies, as well as deep oceanic trenches like the Mari

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Insights into Oceanic Fisheries Website Development

Explore the evolution of the Oceanic Fisheries Website, supported by multiple entities and gradually developed over the past two years. Delve into detailed reports, data accessibility, and plans for future enhancements in the realm of fisheries management.

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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

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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

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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

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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

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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

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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

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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

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Ohio Achievement Assessments (OAA) Administration Details

The Ohio Achievement Assessments (OAA) Administration Webinar provides a comprehensive overview of the key dates, roles, and responsibilities for the 2013 Spring Administration of the assessments. Key topics covered include test dates, administration guidelines, special versions, accommodations, tes

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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

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Evolution of Public Administration: A Historical Overview

Public administration has evolved through distinct stages, starting from Woodrow Wilson's concept of the politics/administration dichotomy in 1887 to the development of principles in the 1920s and facing challenges of identity crisis in the mid-20th century. The field has transitioned from viewing a

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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

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Progress Report on SciCOFish Oceanic Component Activities 2012-2013

Logframe structure and progress indicators are presented for the SciCOFish Oceanic Component focusing on efforts to manage bigeye and yellowfin tuna fisheries sustainability. The report outlines key objectives, progress on indicators, observer training achievements, and data coverage rates. Efforts

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SciCOFish Oceanic Component 2014 Activities and Project Highlights

The SciCOFish Oceanic Component in 2014 focused on conservation and sustainable use of coastal and oceanic fisheries resources in the PI region. The project aimed to provide scientific data and advice for effective management decision-making. Progress was made on various indicators including efforts

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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

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Accelerating Local Ensemble Tangent Linear Models

This research focuses on accelerating Local Ensemble Tangent Linear Models with order reduction, exploring methods, results, and implications for advancing numerical modeling in atmospheric and oceanic systems. The study addresses challenges in maintaining accurate TLMs and adjoints for coupled mode

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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

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