Collier-Oxandale, A., Coffey, E., Thorson, J., Johnston, J., & Hannigan, M. (2018). Comparing Building and Neighborhood-Scale Variability of CO2 and O3 to Inform Deployment Considerations for Low-Cost Sensor System Use. Sensors, 18(5), 1349. http://doi.org/10.3390/s18051349
A. Collier-Oxandale, M. Hannigan, J. Gordon Casey, R. Piedrahita, J. Ortega, & J. Johnston. Assessing a low-cost methane sensor quantification system for use in complex rural and urban environments. Atmospheric Measurement Techniques Discussions, doi: 10.5194/amt-2017-421, 2018.
Shamasunder, B., Collier-Oxandale, A., Blickley, J., Sadd, J., Chan, M., Navarro, S., Hannigan, M., Wong, N. J., 2018. “Community-Based Health and Exposure Study around Urban Oil Developments in South Los Angeles.” International Journal of Environmental Research and Public Health 15(138).
Clements, A.L.; Griswold, W.G.; RS, A.; Johnston, J.E.; Herting, M.M.; Thorson, J.; Collier-Oxandale, A.; Hannigan, M. Low-Cost Air Quality Monitoring Tools: From Research to Practice (A Workshop Summary). Sensors 2017, 17, 2478.
Cheadle, L., Deanes, L., Sadighi, K., Casey, J. G., Collier-Oxandale, A., & Hannigan, M. (2017). Quantifying Neighborhood-Scale Spatial Variations of Ozone at Open Space and Urban Sites in Boulder, Colorado Using Low-Cost Sensor Technology. Sensors 2017. http://doi.org/10.3390/s17092072
Knight, D., Collier, A., Hannigan, M., & Hafich, K. (2016). Broadening and sustaining an Air Quality K-12 curriculum through a Digital Library and undergraduate service learning course. In Proceedings – Frontiers in Education Conference, FIE (Vol. 2016–Novem). http://doi.org/10.1109/FIE.2016.7757362
A. Collier, D. Knight, K. Hafich, M. P. Hannigan, B. Graves, and M. Polmear. The North Fork Valley Project – a Project-based Learning Curriculum to Support the use of Next-generation Monitoring Technologies in Rural Communities. Paper presented at the American Society of Engineering Education, Rocky Mountain Section Conference 2015 (April), Denver CO (Awarded ‘Best Paper’)
A. Collier, D. Knight, K. Hafich, M. P. Hannigan, B. Graves and M. Polmear. On the Development and Implementation of a Project-Based Learning Curriculum for Air Quality in K-12 Schools. Paper presented at the Frontiers in Education Conference 2015 (October), El Paso TX.
Piedrahita, Y. Xiang, N. Masson, J. Ortega, A. Collier, Y. Jiang, K. Li, R. Dick, Q. Lv, M. Hannigan, L. Shang. “The next generation of low-cost personal air quality sensors for quantitative exposure monitoring”. Atmospheric Measurement Techniques, 2014, 7:3325-3336.
Collier, A., Hafich, K., Knight, D., Hannigan, M., Gordon-Casey, J., Graves, B., Ambos, E., Cecil O., Danner, V., Hotaling, E., Lee, E., Meyers, D., Salamah, H. A., VanderKolk, N., and Coffey E. (2016). AQ-IQ (Air Quality InQuiry), Unit. Teach Engineering Digital Library. teachengineering.org/curricularunits/view/cub_airquality_unit
Ashley Collier, Eric Ambos, Olivia Cecil, Victoria Danner, Erik Hotaling, Eric Lee, Drew Meyers, Hanadi Salamah, Nicholas Vanderkolk, Katya Hafich, Michael Hannigan, and Daniel Knight (Presenters: Ashley Collier & Lucy Cheadle) . Supporting Youth Air Quality Research through University-Community Partnerships. Presentation at the American Public Health Association Conference 2016 (November), Denver CO
L. Billingsley, A. Collier, P. Iwasaki (all co-presenting). Case Study: Challenges Beyond Data Analysis—Juxtaposing Privacy and Dissemination Using a Pilot CBPR Indoor Air Quality Sampling Campaign. Problem Solving Session at the 7th Living Knowledge Conference hosted by the Dublin Institute of Technology 2016 (June), Dublin, Ireland.
A. Collier, G. Ware, P. Iwasaki, D. Main, L. Billingsley, R. Pandya, M. Hannigan. Thriving Earth Exchange Partnerships for Community Science Networking Reception Lightening Talk: Solve. Invited lightening talk for the American Geophysical Union Fall Meeting 2015 (December), San Francisco CA. (Invited)
M. Hannigan, J. Casey, E. Coffey, A. Collier (co-presenter). Next Generation Monitoring Technologies: Using the U-Pods for Colorado Environmental Health Association Conference 2015 (September), Ft Collins CO.
A. Collier, M. P. Hannigan, K. Hafich, S. Sauter, B. Graves, J. Gordon. The North Fork Valley Air Quality Monitoring Project. Presentation for Citizen Science Conference 2015 (February), San Jose CA.
A. Collier, K. Hafich, M. P. Hannigan. The North Fork Valley Monitoring Project: Citizen Science Meets Project-based Learning. Presentation for the Colorado Science Conference 2014 (November), Denver CO.
A. Collier, M. Hannigan, R. Piedrahita, J. Casey, J. Johnston, and S. Chiang. Quantifying a Total Non-Methane Hydrocarbon Signal using Low-Cost VOC Sensors in an Effort to Help Communities Learn More About their Air Quality. Poster presented at the American Geophysical Union Fall 2016 Meeting (December), San Francisco CA.
A. Collier, G. Ware, P, Iwasaki, L. Billingsley, D. Pfotenhauer, M. Hannigan, D. Main. From Results to Action – Implementing an Indoor Air Quality Pilot Project. Poster presented at the American Geophysical Union Fall 2016 Meeting (December), San Francisco CA.
A. Collier, R. Piedrahita, H. Halliday, M. Hannigan, N. Masson, J. Gordon. Examining Methane and Non-methane Hydrocarbons in an Oil and Gas Production Area using Low-cost Sensor Arrays. Poster presented at the American Geophysical Union Fall 2015 Meeting (December), San Francisco CA.
A. Collier, G. Ware, P. Iwasaki, D. Main, L. Billingsley, R. Pandya, M. Hannigan. Investigating Indoor Air Quality using A Community-based Research Model. Poster presented at the American Geophysical Union Fall 2015 Meeting (December), San Francisco CA.
A. Collier, M. P. Hannigan, R. Piedrahita, N. Masson, J. Gordon, & M. Russel. Understanding Spatial and Temporal Variability in Ozone Levels within a Remote-sensing Scale Grid Cell using Data Collected with Low-cost, Next Generation Monitoring Systems. Poster presented at American Geophysical Union Fall 2014 Meeting (December), San Francisco CA.
A. Collier, M. P. Hannigan, R. Piedrahita, N. Masson, M. Russel, E. Coffey, J. Gordon, N. Merten, B. Amstutz, S. Sauter, & B. Graves. North Fork Valley Air Monitoring Project: Long-term Deployment of Next-generation Monitoring Systems and Educational/Outreach Applications. Poster presented atthe US EPA’s Air Sensors 2014 Conference (June), Research Triangle Park NC.
A. Collier, M. P. Hannigan, R. Piedrahita, N. Masson, C. Chase, C. Darling, A. Eisele, A. Nowak. Exploring the use of next-generation air quality monitoring systems in environmental justice applications. Poster presented at Environmental Health 2013 (March), Boston MA.
A. Collier, M. P. Hannigan, Q. Lv, Y. Jiang, K. Li, X. Pan, R. Piedrahita. Data Analysis through Visualizations and Collaborative Learning. Poster Presented at the Discovery Learning Apprenticeship Symposium 2012 (April), Boulder CO. (Received award for best research in my category)
Discover Magazine, Citizen Science Salon:
A Citizen Science Effort to Investigate Indoor Air Quality
Newspaper articles on the North Fork Valley Project
Radio Interview for the North Fork Valley Project