AGU - American Geophysical Union

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About AGU
Career Development
Honors & Funding
Meetings & Events
Publications & News
Policy & Outreach

Who We Are

Programs & Initiatives

Advance your career and connect with peers

Find Your Community

Connect by science, interest and identity

AGU Net Zero Headquarters

Visit AGU’s award-winning HQ in D.C.

Leadership & Governance

Volunteers shaping AGU and the future of science

AGU Sections

Connect with colleagues in your discipline

Jobs at AGU

Join AGU’s team to advance science

Ethics, Diversity & Inclusive Science

Promoting an inclusive scientific culture

Membership Directory

Find members by section, region or expertise

AGU Resource Center

Explore AGU programs, insights and tools

Connect with the global AGU community.

Students

Student Programs

Launch your career with a supportive community

Leadership Opportunities

Sign up for leadership and volunteer updates

Awards & Funding

Apply for scholarships and fellowships

Educators

University & Faculty Programs

Network and share best practices in education

K-12

Explore Bright STaRS program and travel grants

Career Advancement

Career Guidance

Chart your course with expert advice

Opportunities by Career Stage

Programs and support for every career level

Professional Development

Tools and resources to boost your career

Fellowships & Cohort Programs

Build in-depth skills alongside peers

Join as a mentor or mentee for Mentoring365 LIVE

AGU Honors

Union Medals, Awards & Prizes

Recognizing top achievements in science

Union Fellows Program

Recognizing excellence in research

Section Awards & Lectures

Celebrating section-specific achievements

Student Awards

Rewarding scientific excellence in students

Science Policy & Communication Awards

Awarding excellence in science outreach

View past recipients

AGU Funding

Scholarships

Investing in science’s future leaders

Travel Grants

Support travel for AGU meetings

Research Grants

Funding new discoveries and breakthroughs

AGU Meetings

AGU Annual Meeting

Join AGU24 in Washington DC this December

Ocean Sciences

Join Ocean experts in Glasgow 2026

Chapmans

Specialized meetings for science insights

More Meetings

See what’s next on AGU’s calendar

AbSciCon

Uncover new insights in astrobiology

WaterSciCon

Innovations in hydrology

Exhibits and Sponsorship Opportunities

Elevate your visibility in the geosciences

Register for AGU24

Resources

Meetings & Event Calendar

Track key dates for AGU events

Book the AGU Conference Center

Host your event at AGU Headquarters

Webinars

Online sessions for science insights

Publications

Journals

Explore 24 high-impact, peer-reviewed journals

Authors

Resources and policies for authors

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Read and publish AGU textbooks and manuals

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Resources and policies for editors

Special Collections

Premier collections highlighting key topics

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Resources and policies for reviewers

Publish with AGU

Open Science

Open Access

Explore funding for open access publishing

Inclusive Publishing

Fostering diversity and transparency in publishing

ESS Open Archive

Search Earth and space science preprints

Data Leadership

Explore AGU data guidelines for researchers

Science News & Updates

Eos

AGU’s award-winning science news magazine

Stay in the Know

Sign up for AGU updates and news

Press Releases & Media Resources

Visit AGU's newsroom for science updates

Science Policy

Science Policy Programs

Get involved in AGU’s policy initiatives

Science Policy Resources

Tools to advocate effectively for science

Grassroots Action

Mobilize local voices for policy impact

Outreach

Science Communication

Develop skills to share your science

Community Science

Connect science to local community priorities

U.S. Government Outreach

Learn to navigate U.S. science policy

Global Outreach

Collaborate globally for sustainable solutions

AGU Thought Leadership

Open Science

Expanding participation and access to science

Climate & Sustainability

Science for a thriving, sustainable future

Ethical, Diverse & Just Science

Championing ethics and equity in science

Inclusive Collaboration

Fostering an inclusive science culture

AGU Members
Charlie S. Zender

Member Since 1993

Charlie S. Zender

Professor, University of California Irvine

Member, Informatics Leptoukh Lecture Award Committee

Professional Experience

University of California Irvine

Professor

1999 - Present

Education

Doctorate

1996

University of Colorado Boulder

Doctorate

Honors & Awards

Outstanding Reviewer Award - JGR: Atmospheres

Received December 2023

Greg Leptoukh Lecture

Received December 2021

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Publications

Surface and Atmospheric Heating Responses to Spectrally Resolved Albedo of Frozen and Liquid Water S...

Multiple Earth system models (ESMs) discretize surface albedo into two semi‐broadbands comprising the UV/visible and near‐infrared (NIR...

April 27, 2024

The Effect of Physically Based Ice Radiative Processes on Gr...

April 08, 2024

Use of Shallow Ice Core Measurements to Evaluate and Constra...

September 29, 2023

Elucidating Hidden and Enduring Weaknesses in Dust Emission ...

September 07, 2023

Wind‐Associated Melt Trends and Contrasts Between the Greenl...

August 29, 2023

View All Publications

AGU Abstracts

Climate Sensitivity to Improved Spectral Solar Insolation in E3SM

AGU 2024

atmospheric sciences | 12 december 2024

Juan Tolento, Charles S. Zender, Andrew Roberts, E...

Surface and atmospheric radiative processes depend strongly on wavelength. For example, snow albedo shifts from highly reflective at wavelengths <0...

Surface and Atmospheric Heating Responses to Spectrally Resolved Albedo of Frozen and Liquid Water Surfaces

AGU 2024

cryosphere | 11 december 2024

Juan Tolento, Charles S. Zender, Chloe Whicker Cla...

Multiple Earth system models (ESMs) discretize surface albedo into two semi-broadbands comprising the UV/visible (VIS) and near-infrared (NIR) wavelen...

The Climate & Forecast (CF) Metadata Convention for Quantization

AGU 2024

informatics | 11 december 2024

Charles S. Zender

An increasingly important and easy way to tame the geophysical data deluge is to quantize the random or unwanted trailing bits of IEEE floating point ...

View All Abstracts

Volunteer Experience

2022 - 2025

Member

Informatics Leptoukh Lecture Award Committee

Check out all of Charlie S. Zender’s AGU Research!

View All Research Now