Meet Kelly Liu: The 16-year-old San Jose student who used AI to map dirty air, put pollution sensors in underserved schools and helped push a countywide policy change
Kelly LiuPhoto credit: www.actionfornature.org When Kelly Liu looked at air pollution data around San Jose, she noticed something important was missing. Official monitoring stations could show broad regional trends, but they did not always reveal what students were breathing beside busy roads, industrial areas or older school buildings. The 16-year-old student decided to fill that…