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Bioremediation
- Chlorinated organic contaminants (chlorinated solvents, PCBs, etc)
- Radionuclide reduction by iron and sulfate reducing bacteria
![](https://richardson.cee.cornell.edu/files/2021/10/325px-Desulfiromonas_acetoxidans-300x259.jpg)
Harmful Algal Bloom detection
- Detection of Harmful Algal Blooms via inexpensive microscopy
- Bloom toxicity assessment via accessible image analysis (microcystis screening)
- Collaboration with community organizations and watershed associations in the Finger Lakes
![](https://richardson.cee.cornell.edu/files/2021/10/hab-solutions960-300x200.jpg)
Pathogen detection in low resource setting
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- Waterborne pathogens detection tools
- Impact of sanitation practices on drinking water microbes (pathogens and indicators)
- Effectiveness of AguaClara treatment process on pathogen removal
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![](https://richardson.cee.cornell.edu/files/2021/10/waterborne-pathogens-300x201.jpg)
Carbon & Nitrogen Cycling
- Mulch-biobarriers for bioremediation
- Septic tank leachfields
- Methane and Nitrous Oxide cycles
![](https://richardson.cee.cornell.edu/files/2021/10/BioBarrier-root-barrier-fabric-is-a-special-order-product-at-Big-Earth-Supply-300x300.jpg)
Bioenergy
- Biogas from wastestreams (methanogens)
- Lipid hyperaccumulating marine algae (Chlorella)
![](https://richardson.cee.cornell.edu/files/2021/10/biogas-300x148.png)
Sustainable Wastewater Treatment & Sanitation
- Septics-associated greenhouse gas cycles
- Wastewater treatment with granular biomass technologies
- Upflow Anaerobic Sludge Blanket research with AguaClara Cornell
![](https://richardson.cee.cornell.edu/files/2021/10/JW_CU_Research_AquaClara-113_resize-300x158.png)