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Winter Registration Opens Nov 30
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SCI 93 — A View from Space: How Satellites Reveal a Changing Earth

Quarter: Winter
Instructor(s): Amber Liang
Duration: 6 weeks
Location: Online
Date(s): Jan 21—Feb 25
Class Recording Available: Yes
Class Meeting Day: Thursdays
Grade Restriction: NGR only; no credit/letter grade
Class Meeting Time: 7:00—8:30 pm (PT)
Tuition: $380
   
Refund Deadline: Jan 23
 
Unit(s): 0
   
Status: Registration opens Nov 30, 8:30 am (PT)
 
Quarter: Winter
Day: Thursdays
Duration: 6 weeks
Time: 7:00—8:30 pm (PT)
Date(s): Jan 21—Feb 25
Unit(s): 0
Location: Online
 
Tuition: $380
 
Refund Deadline: Jan 23
 
Instructor(s): Amber Liang
 
Grade Restriction: NGR only; no credit/letter grade
 
Recording Available: Yes
 
Status: Registration opens Nov 30, 8:30 am (PT)
 
 
From the iconic Blue Marble photograph captured by Apollo 17 in 1972 to today's network of Earth-observing satellites, remote sensing has transformed how we see our planet. Satellites track wildfires and drought, measure glacier loss, and map cities and crops, revealing environmental shifts across nearly every corner of the globe.

This introductory course explores how satellites "see" the Earth and what different sensors measure, teaching students to interpret satellite images as tools for understanding environmental change. Through hands-on labs, we'll follow case studies—from post-wildfire forest recovery to decades of glacier retreat—drawing on examples from conservation, agriculture, and land use. Students will work directly with NASA's free, open-access data to visualize change themselves and learn how artificial intelligence helps scientists detect patterns like deforestation or urban sprawl across vast amounts of satellite imagery. You'll come to see satellite images not just as pictures from space but as evidence for understanding and responding to a planet in flux.

No prior background in mathematics, coding, or remote sensing is required. The course is designed as an accessible introduction for students from all backgrounds.

AMBER LIANG
Postdoctoral Fellow, Stanford Woods Institute for the Environment

Mengyu "Amber" Liang’s research uses satellite imagery, lidar, and other remote-sensing technologies to study forests, wildfire risk, and environmental change. With support from a NASA FINESST grant, she combined satellite observations with field research to assess forest restoration across East Africa. She received a PhD in geographical sciences from the University of Maryland.