68°

Atmospheric & Oceanic Sciences 270 Seminars

The UCLA Department of Atmospheric and Oceanic Sciences hosts weekly 270 Seminars. Professors, researchers, and educators from around the world present on topics ranging from Oceanography, Space Physics and Planetary Systems, Atmospheric Chemistry and Physics, and Biogeochemistry. Seminars are every Wednesday of the academic year from 3:00pm - 4:00pm PST, unless otherwise noted.

All 270 seminars will be held live via Zoom until further notice. Please click under "Details" of any seminar to view abstract details. Seminar schedules are posted quarterly, and updated once information becomes available. 

Recorded seminars can be found here.

Spring 2021

Date

Speaker

Institution

Title

Details

3/31/21, 3:00PM

Elfathi Eltahir

MIT

Regional Impacts of Climate Change

Abstract

4/7/21, 3:00PM

Katie Tuite

UCLA

Nitrous acid (HONO) chemistry in two polluted environments: the urban boundary layer and wildfire smoke plumes

Abstract

4/14/21, 3:00PM

Nathaniel Brockway

UCLA

Remote Sensing of Radical Precursors in Biomass Burning Plumes

Abstract

4/21/21, 3:00PM

David Peterson

U.S. Naval Research Laboratory

The Unprecedented Pyrocumulonimbus Super Outbreak in Australia at the Dawn of 2020: Cause and Perspective

Abstract

4/28/21, 3:00PM

Jacob Bortnik

UCLA

(Machine) Learning to Live Near a Temperamental Star

Abstract

5/7/21, 3:00PM

Susan Solomon

MIT

New Challenges for the Montreal Protocol: Science and Policy

Abstract

5/12/21, 3:00PM

Yue Huang

UCLA

Observational constraints on the shape and size of desert dust: implications for global aerosol models and remote sensing retrievals

Abstract

5/19/21, 3:00PM

Yi-Hung Kuo

UCLA

Conditions for convective deep inflow from buoyancy forcing and non-local effect

Abstract

5/26/21, 3:00PM

Trevor Bowen

 UC Berkeley

Turbulence and Nonlinear Processes in the Solar Atmosphere

Abstract

6/2/21, 3:00PM

Tersi Arias-Young

UCLA

Phenomenology, Dynamics, and Perseverance of Observed Mid-latitude Clouds in Saturn's Moon, Titan

Abstract

Winter 2021

Date

Speaker

Institution

Title

Details

1/13/21 3:00PM

David Siegel

UC Santa Barbara

Assessing Global Biogeochemical Processes from Satellite Observations: Progress to Date & Plans Forward

Abstract

1/20/21 3:00PM

Morgan O'Neil

Stanford University

Hydraulic jump-like dynamics above supercell thunderstorms

Abstract

2/3/21 3:00PM

Doug Capone

University of Southern California

Marine Mosaics: Emerging Patterns of Nitrogen Fixation in the Oceans

Abstract

2/10/21 3:00PM

Raleigh Martin

U.S. National Science Foundation

Navigating Policy and the Geosciences

Abstract

2/17/21 3:00PM

Roya Bahreini

UC Riverside

Sources and Characteristics of Particulate Matter in an Urban/ Agricultural/ Desert Setting

Abstract

3/3/21 3:00PM

Karen McKinnon

UCLA

The Trends and Causes of Midlatitude Heat Extremes

Abstract

Fall 2020

Date

Speaker

Institution Title Details

10/7/20 3:00PM

Paul O'Gorman

MIT

Regional Responses of Extreme Precipitation to Climate Change: a Role for Both Dynamical Understanding and Machine Learning Abstract

10/14/20 3:00PM

Holly Oldroyd

UC Davis

Turbulent Land-Atmosphere Interactions and the Impacts of Steep Terrain

Abstract

10/21/20 3:00PM

Marty Ralph

Scripps Institution of Oceanography

Atmospheric Rivers: Recent Developments in Science. Impacts, and Policies Abstract

10/28/20 3:00PM

Phoebe Lam

UC Santa Cruz

Particle distribution, composition, and dynamics in three ocean basins

Abstract

11/4/20 3:00PM

Charles Ichoku

Howard University

Satellite-based estimation of biomass burning emissions for modeling smoke impacts: where we are and what we need

Abstract

11/18/20 3:00PM

Dione Rossiter

UC Berkeley

Systemic Racism in Science Communication Abstract

12/2/20 3:00PM

Meinrat Andreae

Max Planck Institute for Chemistry

Clouds and Sinks in the Life Cycle of Pristine Aerosol Abstract

Spring 2020

Date

Speaker

Institution Title Details

04/04/20

Claudie Beaulieu  

UC Santa Cruz 

Detection of long-term trends in ocean chlorophyll

Abstract

04/22/20

Robert Wood

University of Washington

Current and Future Cloud Brightening from Ships in Subtropical Low Clouds

Abstract

04/29/20

Adeyemi Adebiyi

UCLA

Between Smoke and Dust: How uncertainties in absorbing aerosols limit our understanding of global climate

Abstract

05/06/20

Marcelo Chamecki

UCLA

Chimneys of the Amazon: Effects of Gentle Topography on Gas Fluxes Emitted within Forests

Abstract

05/13/20

Ken Zhao

UCLA

Awakening the Sleeping Ice Giants:  Ocean-Driven Glacial Melting via Fjord and Ice-Shelf Cavity Circulation

Abstract

05/20/20

Philip Fine

South Coast AQMD

The South-Coast AQMD: Air Quality Challenges and Opportunities

Abstract

06/03/20

Tomas Chor

UCLA

Mixing in Oceanic Boundary Layers: A Method to Guide Model Development

Abstract

 

Winter 2020

Date

Speaker

Institution

 Title

Details

01/08/20

Zhiming Kuang

Harvard University

Some applications of linear response functions in atmospheric dynamics

Abstract

01/15/20

Andy Ridgwell

UC Riverside

~Isempty(intersect('biology',models))

Abstract

01/22/20

Tracey Holloway

UW-Madison

New Data and Modeling for Air Quality Management

Abstract

01/29/20

David Neelin

UCLA

The simplicity of precipitation — dialogue between diagnostics and theoretical underpinnings

Abstract

02/05/20

John Seinfeld

Caltech

Secondary Organic Aerosol

Abstract

02/12/20

Elizabeth Barnes

Colorado State Unviersity

Viewing Climate Signals through an AI Lens

Abstract

02/19/20

Naomi Maruyama 

NOAA/ CIRES

Cold plasma coupling between the magnetosphere, plasmasphere, and ionosphere

Abstract

02/26/20

Heidi Nepf 

MIT

How vegetation alters waves and current, and the feedbacks to environmental system function

Abstract

03/04/20

Martha Sutula

SCCWRP

Ingredients to a "Solution": Increasing Resilience to Acidification, Deoxygenation, and Harmful Algal Blooms in the Souther California Bight

Abstract

03/11/20

Charles Jones

UC Santa Barbara

The Sundowner winds in Santa Barbara, California, USA

Abstract

 

Fall 2019

Date

Speaker

Institution

 Title

Details

10/02/19

Adam Kellerman 

UCLA

The response of cosmic noise absoprtion to electron precipitation: A new method to infer energy input into the upper atmosphere over daily to climatic scales

Abstract

10/0919

John Worden

JPL

Quantifying The Global Methane Budget and Its Uncertainties Using Satellite and Ground Measurements

Abstract

10/16/19

Nicholas Lutsko 

MIT

Extending Large-Scale Dynamics From the Zonal-Mean to Regional Climates

Abstract

10/23/19 

Bette Otto-Bliesner 

NCAR

Sensitivity of the Greenland Ice Sheet to Warming: A View from the Past - The Last Interglacial

Abstract

10/30/19

Fiaz Ahmed

UCLA

Probing Precipitation Physics with Tropical Rainfall Statistics

Abstract

11/06/19 

Mike Pritchard

UC Irvine

Turbulence Matters: Emerging Opportunities for Numerical Climate Dynamics in the Era of Exascale Computing and Deep Learning

Abstract

11/13/19

Philip Rasch 

Pacific Northwest National Laboratory

Challenges and Prospects for the treatment of cloud and aerosol proceses in Earth System Models

Abstract

11/20/19

Daniele Bianchi

UCLA

Oceanic emissions of nitrous oxide: from global patterns to eddy-driven reactions

Abstract

12/04/19

Sarah Purkey

Scripps Institution of Oceanography

New insight into deep ocean warming from tracer data, deep argo, and another decade of repeat hyrography

Abstract

 

Spring 2019

Date

Speaker

Institution

Title

Details

04/03/19

Aviv Solodoch  

UCLA

What Makes the Deep Western Boundary Current "Leak"?

Abstract

04/10/19

Karen McKinnon

UCLA

Predictability and Uncertainty: Two Temperature Tales

Abstract

04/17/19

Qinghua Ding

UC Santa 
Barbara

Fingerprints of Internal Drivers of Recent Arctic Warming

Abstract

04/24/19

Hung-I Lee

UCLA

Monsoon Onset and Precipitation Control by Mid-latitude Waves in Modern and Glacial Climates

Abstract

05/01/19

Suzan Lozier

Duke University

 A 21st Look at the Global Ocean Conveyor Belt

Abstract

05/08/19

Charlie Zender

UC Irvine

Automatic Weather Stations Reveal How Clouds Affect Greenland's Surface

Abstract

05/15/19

Aaron Ridley

University of Michigan

Modeling the Upper Atmospheric Reaction to Energy Input

Abstract

05/22/19

Alison Gray

University of Washington

The Southern Ocean’s Role in the Global Carbon Cycle: New Results from the SOCCOM Array of Biogeochemical-Argo Floats

Abstract

05/29/19

Inez Fung

UC Berkeley

Carbon Weather Data- Assimilation

Abstract

06/06/19

Rong Fu

UCLA

Interactions between Aerosols and Mesoscale Convective Lifecycle inferred from Satellite Observations 

Abstract

 

Winter 2018

Date

Speaker

Institution

Title

Details

01/09/19

Jesus Araujo

UCLA

The Environment and the Cardiometabolic Conundrum: Is the Answer in the Mitochondria?

Abstract

01/16/19

Joyce Penner

University of Michigan

Climate impact of aerosols on large-scale cirrus clouds

Abstract

01/23/19

David Gonzalez 

UCLA

Why Do Particles Make People Sick? Reactive Oxygen Species from Biomass Burning Components in Simulated and Human Lung Fluids 

Abstract

01/30/19

Jose-Luis Jimenez 

CU Boulder

Submicron aerosols: from the urban to the remote atmopshere

Abstract

02/06/19

Fiamma Straneo 

Scripps Institution of Oceanography

Glaciers on the loose: navigating Greenland's coastal margins to unravel the causes and consequences of a shrinking ice sheet

Abstract

02/13/19

Ian Faloona 

UC Davis

The Importance of Seeing Turbulence, and its Multiscale Dependence, in Air Pollution Studies: Examples from California's San Joaquin Valley

Abstract

02/20/19

Chris Bretherton

University of Michigan

Boundary layer clouds and aerosols over the Souther Ocean: New observations for making better climate models. 

Abstract

02/27/19

Dorian Abbot

University of Chicago

The Snowball Bifurcation on Tidally Influenced Planets

Abstract

03/06/19

Julia Hazel 

UCLA

Exploring the Wind-Driven Near-Antarctic Circulation

Abstract

03/13/19

Leif Thomas

Stanford University

 Interactions between Near-Inertial Waves and Balanced Currents at Ocean Fronts

Abstract

 

Fall 2018

Date

Speaker

Institution Title Details

10/03/18

Duane Waliser

JPL

Atmospheric Rivers: Water Extremes that Shape Our Global Weather and Climate

Abstract

10/10/18

Dennis Baldocchi

UC Berkeley

How much water is evaporated across California during the booms and busts in rainfall?: Experiences from measuring and modeling evaporation across California between 2000 and 2017

Abstract

10/17/18

Boyi Wang

UCLA

 Imaging 2D structures of transient and localized solar wind-magnetosphere interaction

Abstract

10/24/18

Cecilia Blitz

University of Washington

Drivers of Souther Ocean climate change in recent decades

Abstract

10/31/18

Victor Pinto

UCLA

Influence of the Solar Wind in the dynamics of relativistic electrons on the Earth's Radiation Belts

Abstract

11/07/18

Spencer Hill

UCLA

Back to the basics for monsoons, Hadley cells, and rotating tanks

Abstract

11/14/18

Harlan Spence

University of New Hampshire

Q: Precipitation, Kelvin-Helmholtz Waves, and Turbulence - Atmospheric Science or Space Science? A: Both!

Abstract

11/28/18

Schafer Smith

New York University The role eddy stirring in structuring Arabian Sea oxygen distributions Abstract
12/05/18

David Randall

Colorado State University

Interactions of convection and radiation under homogeneous boundary conditions on the sphere, with and without rotation

Abstract

 

 


 

 

 

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Past AOS Seminars