Atmospheric variability - PowerPoint PPT Presentation


Impact of Indian Ocean Dipole on Central Africa Rainfall Variability

Workshop on Indian Ocean Variability and Teleconnections discussed the assessment of the link between Indian Ocean Dipole (IOD) and rainfall variability in Central Africa. The study utilized precipitation data, sea surface temperatures, and dynamic variables to analyze the impact of IOD events on Ce

4 views • 7 slides


fMRI Coregistration and Spatial Normalization Methods

fMRI data analysis involves coregistration and spatial normalization to align functional and structural images, reduce variability, and prepare data for statistical analysis. Coregistration aligns images from different modalities within subjects, while spatial normalization achieves precise anatomic

3 views • 35 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 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


Understanding Measures of Dispersion in Statistics

Measures of dispersion in statistics help in understanding the variability of data points. They are essential for assessing the reliability of central tendency measures, comparing data sets, identifying variability causes, and guiding further statistical analysis. The properties of a good measure of

0 views • 8 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 Variation in Statistical Studies

Variability is key in statistical studies, shaping the essence of statistical analysis. Students often struggle to grasp the concept of variability, despite being taught statistical methods. The term "variation" takes on different meanings in various statistical contexts, presenting challenges in co

1 views • 54 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 Measures of Variability: Variance and Standard Deviation

This lesson covers the concepts of variance and standard deviation as measures of variability in a data set. It explains how deviations from the mean are used to calculate variance, and how standard deviation, as the square root of variance, measures the average distance from the mean. Degree of fre

1 views • 26 slides


Understanding Variability in One-Variable Data Analysis

Exploring the concept of variability in statistical analysis of one-variable data, focusing on key measures such as range, interquartile range, and standard deviation. Learn how to interpret and calculate these metrics to understand the spread of data points and identify outliers. Utilize quartiles

0 views • 19 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


Building an Active Region Database for Solar Irradiance Variability Using SDO Images

San Fernando Observatory (SFO) at California State University Northridge is leveraging ground-based and space-based images to fill data gaps in solar images and develop a database for studying Total Solar Irradiance (TSI) variability. By extracting active-region information from Solar Dynamics Obser

5 views • 21 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 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


Addressing Learner Variability: Understanding UDL in Education

This content explores the concept of Universal Design for Learning (UDL) in education, highlighting the need to address learner variability in the classroom. It discusses the challenges in providing equitable access to learning for all students and presents data on student proficiency in reading. Th

0 views • 49 slides


Understanding Atlantic Overturning Observed and Simulated Variability

Exploring the initiation of the Atlantic overturning using observations and simulation reconstructions with models. Analysis of historical agreement, synchronisation, and control simulations. Investigation of a 20-year cycle in sea ice cover, feedback mechanisms, and the impact of events like the Mt

0 views • 32 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


Modelling and Optimization of Quality Attributes in Software Variability

Modelling and multi-objective optimization of quality attributes in variability-rich software is crucial for customizing software functionality to meet stakeholders' diverse needs. This involves addressing conflicting quality requirements such as cost, reliability, performance, and binary footprint

0 views • 34 slides


Understanding Stellar Variability Effects in Exoplanet Studies

Exploring the impact of stellar variability on exoplanet transits and eclipses, this content delves into strategies for disentangling signals in phase curves. Factors such as stellar brightness, size, and stability play crucial roles. Illustrations and studies by Pont et al. shed light on phenomena

0 views • 7 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 Descriptive Statistics in Data Analysis

Descriptive statistics provide a vital framework for analyzing data by focusing on three key characteristics: measures of center, dispersion, and shape. Standard deviation, a fundamental measure, helps assess variability in distributions through the Empirical Rule and Chebyshev's Theorem. These prin

0 views • 27 slides


Soil Variability and Fertility Management

Addressing challenges in crop production involves managing soil nutrients, moisture content, and variability. Precision agriculture techniques offer solutions such as site-specific nutrient management and mathematical approaches for matching fertilizer recommendations. This chapter discusses sources

0 views • 72 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


Exploring French H-Aspir, Glottal Stop, and Production Planning Domains

The research delves into the variability of the French "h aspir" phenomenon, which includes the presence of glottal stops and its impact on production planning. It discusses cases of both H-aspir-generated glottal stops and glottal stops occurring after unpronounced liaison consonants. The study she

0 views • 33 slides


Understanding Sampling Variability in Statistical Analysis

Random sampling is crucial in statistical analysis to minimize sampling error. Sampling variability occurs due to chance when a random sample is surveyed instead of the entire population. Different units selected can lead to slightly varied estimates. It's important to understand and address samplin

1 views • 31 slides


Understanding Central Tendency and Variability in Distributions

Central tendency and variability are fundamental features of statistical distributions. Central tendency, encompassing mean, median, and mode, represents the middle of a distribution, while variability describes the spread of data points. Knowing the effect of distribution shape on these measures he

0 views • 25 slides


Understanding Population Genetics: Mutations, Variability, and Evolution

Explore the fascinating world of population genetics, covering key concepts like the history of population genetics, mutation types, measurement of variability, and mutation rates. Delve into the diverse mutations such as substitutions, insertions, deletions, and duplications, along with how these v

0 views • 47 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


Genotypic Variability in Chilli: Colour, Pungency, and Antioxidant Activity

This study explores the genotypic variability in colour, pungency, and antioxidant activity among different chilli genotypes, highlighting the importance of chillies as a major spice crop in India and various other countries. The research aims to analyze the extent of variability in key parameters s

0 views • 31 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


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 Fabrication Variability in Semiconductor Manufacturing

Fabrication variability in semiconductor manufacturing refers to variations in physical characteristics of transistors, impacting their electrical parameters. This variability, whether systematic or random, can lead to performance deviations in digital circuits, affecting power consumption, timing,

0 views • 48 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


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


Adapting to Monsoon Variability in India: The Case for Irrigation

This study explores the impact of monsoon variability on crop irrigation in India using an empirical model. It examines changes in crop irrigated areas in response to monsoon variations, focusing on rice, wheat, and sorghum. The research analyzes crop water needs, sensitivity to drought, and irrigat

0 views • 11 slides


Reactive Clocks with Variability-Tracking Jitter in ICCD 2015

Explore the research on reactive clocks with variability-tracking jitter presented at ICCD 2015. The study delves into the cost of variability margins, timing analysis, clock variability comparison between PLL and reactive clocks, and adaptive frequency utilization. Understand the benefits and impli

0 views • 24 slides