06/26/2026
Researchers in HSRI's Ni****ne and Cannabis Policy Center Use Sewage to Track Ni****ne Use in Central Valley.
UC Merced researchers successfully measured ni****ne use from products such as ci******es and va**ng pens in Central Valley communities, confirming that health education can be backed by hard data from an unusual source: human waste.
The research is led by Professor Colleen Naughton with support from UC Merced’s Ni****ne and Cannabis Policy Center (NCPC) and Health Sciences Research Institute.
https://hsri.ucmerced.edu/news/2026/uc-merced-scientists-use-sewage-track-ni****ne-use-central-valley