Department Chair and Staff

Head shot of Dr. Gabrielle Katz

Gabrielle Katz, Ph.D.

Department Chair of Earth and Atmospheric Sciences & Professor of Geography

Science Building 2028B

[email protected] (303) 615-0771
Headshot of Jordan Brown

Jordan Brown

EAS Program Coordinator

Science Building 2028C

[email protected] (303) 615-0228
headshot of Joshua McGrath

Josh McGrath, Ph.D.

EAS Lab Coordinator

Science Building 2053

[email protected] (303) 615-0856

Faculty

Headshot of Dr. Shamim Ahsan

Shamim Ahsan, Ph.D.

Professor of Environmental Science

Science Building 2027 Office Hours: Tuesday and Thursday: 9:30-10:45am, Monday and Wednesday: Virtual by appointment

[email protected] (303) 615-0794
Dr. Antonio Bellisario standing in front of a waterway cutting through mountains

Antonio Bellisario, Ph.D.

Professor of Geography

Science Building 2026 On Sabbatical Fall 2025

[email protected] (303) 615-0792
Dr. Bingham-Byrne standing on a rocky overlook with a canyon landscape in the background

Rebecca Bingham-Byrne, Ph.D.

Lecturer of GIS

Science Building 2024 Office Hours: Tuesday and Thursday: 1:00-3:00pm (on campus or Teams), Friday: 1:00-2:00pm

[email protected] (303) 615-1852
Headshot of Dr. Sylvia Brady

Sylvia Brady, Ph.D.

Lecturer, Geography

Science Building 2015 Office Hours: Tuesday: 8:00-9:30am, Wednesday: 1:30-3:30pm, Friday: 8:00-9:30am

[email protected] (303) 605-5961
Headshot of Dr. Randi Brazeau

Randi Brazeau, Ph.D.

Professor of Environmental Science

Science Building 2048 Office Hours: Monday and Wednesday: 9:00-10:00am (on campus), Tuesday: 12:30-2:30pm (on Teams)

[email protected] (303) 615-0798
headshot of Dr. Barb Echohawk

Barb Echohawk, Ph.D.

Professor of Geology

Science Building 2016 Office Hours: Tuesday: 12:00pm-1:00pm, Tuesday and Thursday: 2:45-3:15pm and by appointment, Thursday: 10:15am-12pm and by appointment, Monday, Wednesday, Friday: By appointment

[email protected] (303) 615-0788
Headshot of Dr. Eric Goldenstern

Eric Goldenstern, Ph.D.

Lecturer, Meteorology

Science Building 2018 Office Hours: Monday and Wednesday: 3:30-4:30pm, Tuesday and Thursday: 11:00am-12:00pm and 2:00-3:00pm

[email protected] (303) 605-5192
Headshot of Dr. Uwe Kackstaetter

Uwe Kackstaetter, Ph.D.

Professor of Geology

Science Building 2017 Office Hours: Monday-Thursday: 10:00-11:00am, Tuesday and Thursday: 1:30-2:30pm (by appointment)

[email protected] (303) 615-0789
Dr. Andong Ma standing on a balcony with a european city center behind him

Andong Ma, Ph.D.

Assistant Professor of Geography (GIS)

Science Building 2014 Office Hours: Monday and Wednesday: 10am-12pm or by appointment (in-person or Teams)

[email protected] (303) 615-0989
Dr. Sam Ng standing in front of two computer monitors displaying weather maps

Sam Ng, Ph.D.

Professor of Meteorology

Science Building 2019 Office Hours: Monday and Wednesday: 11:00am-12:30pm, Tuesday and Thursday: 12:30-2:00pm, Friday: 10:00am-2:00pm (by appointment only)

[email protected] (303) 615-0781
Headshot of Dr. Sarah Schliemann

Sarah Schliemann, Ph.D.

Assistant Professor, Environmental Science

Science Building 2052 Office Hours: Tuesday and Thursday: 11:30am-12:30pm (on campus or Teams), Wednesday: 12:00-2:00pm (on campus or Teams)

[email protected] (303) 615-0804
Dr. Keah Schuenemann with a fjord in the background

Keah Schuenemann, Ph.D.

Professor of Meteorology

Science Building 2020 Office Hours: Monday: 12:00-2:00pm (on Teams), Wednesday: 1:00-3:00pm (in-person)

[email protected] (303) 615-0780

Adjunct Faculty

Headshot of Dr. Aaron Adams

Aaron J. Adams, Ph.D.

Geology

[email protected]
Chrysanthemum

Richard Ashmore

Geology

[email protected]
Chrysanthemum

Charles Becker

Meteorology

[email protected]
Headshot of Dr. Thomas R. Bellinger

Thomas R. Bellinger, Ph.D.

Environmental Science

[email protected]
Headshot of Dr. Brittany Blomberg

Brittany Blomberg, Ph.D.

Meteorology & Geography

[email protected]
Chrysanthemum

Charles Butterworth

Science

[email protected]
Headshot of Chelsea Campbell

Chelsea Campbell

Environmental Science

[email protected]
Headshot of Mike Chapman

Mike Chapman

Meteorology

[email protected]
Headshot of Bob Glancy

Bob Glancy

Meteorology

[email protected]
Headshot of Dr. Yunyi Guan

Yunyi Guan, Ph.D.

GIS

[email protected]
Dr. Scott Landolt standing in a snowfield

Scott Landolt, Ph.D.

Meteorology

[email protected]
Chrysanthemum

Cheryl Manning, Ph.D.

Geography

[email protected]
Headshot of Susan McClellan

Susan McClellan

Geography

[email protected]
Barry Miller standing on a snow covered mountain peak

Barry Miller

GIS

[email protected]
Headshot of Monike Musser

Monike Musser

Geology

[email protected]
Headshot of Joanna Redwine

Joanna Redwine

Geology

[email protected]
Headshot of Erin Roberson

Erin Roberson

Meteorology

[email protected]
Chris Spears standing in a tv studio office

Chris Spears

Meteorology

[email protected]
Curtis Walker with a snow-capped mountain behind him

Curtis Walker, Ph.D.

Meteorology

[email protected]

CLAS Science Advisors

headshot of rowdy the roadrunner

Kelsey Lumbard

Academic Advisor

Science Building Room 3058

[email protected] Schedule an Appointment
Headshot of Erin Rogers

Erin Rogers

Academic Advisor

Science Building Room 2068

[email protected] Schedule an Appointment
Headshot of JR Vann

JR Vann

Academic Advisor

Science Building Room 2056

[email protected] Schedule an Appointment

Student Employees

Chrysanthemum

Jasmyn Jones

Chrysanthemum

Donna Ritter

Emeritus Faculty

Thomas Corona, M.S., Associate Professor Emeritus – Meteorology

James Cronoble, Ph.D., Associate Professor Emeritus – Geology

Kenneth Engelbrecht, Ph.D., Professor Emeritus – Earth and Atmospheric Sciences

Andrew Evans, Ph.D., Professor Emeritus – Earth and Atmospheric Sciences

John Kilcoyne, Ph.D., Professor Emeritus- Earth and Atmospheric Sciences

Robert E. Leitz, M.S., Assistant Professor Emeritus- Geology

Anthony Rockwood, M.S., Professor Emeritus – Meteorology

Stella Todd, Ph.D., Professor Emeritus – Geospatial Science

Peter J. Varney, Ph.D., Associate Professor Emeritus – Geology/Environmental Science

Richard Wagner, Ph.D., Professor Emeritus – Meteorology