Heritage Week (Friends of Mayo Dark Skies), August 17, 2022
Responsible Outdoor Light at Night (ROLAN), Online Conference, May 12-13, 2022
United Nations Convention on the Conservation of Migratory Species of Wild Animals, Technical Workshop on Light Pollution, “Light Pollution and Wildlife” [keynote], March 28, 2022
Texas Night Sky Festival, 2022.
47th Annual Southern California Botanists Symposium: Conservation and Floristics of California’s Rare and Relictual Ecosystems, “Rarities and Relicts: Historical Ecology as Guide to the Los And Remnant Vegetation Types of Southern California,” Saturday, October 16, 2021
GreenBuild 2021, “The Hitchhiker’s Guide to Smart, Resilient, Responsible Cities,” Wednesday September 22, 2021.
First Friday Astronomy, “Light Pollution in the Central Idaho Dark Sky Reserve,” Boise State University Department of Physics, May 7, 2021. Register here.
Urban Forestry & Biodiversity Symposium, City of West Hollywood, April 24, 2021
“Altadena Nights – The Conversion of Altadena to LED Street Lights”, Altadena Heritage, March 18, 2021
“Nighttime Lighting Profiles to Classify National Park Units for Light Pollution Management,” NightLights Virtual Workshop, February 19, 2021
“Mitigación de la contaminación lumínica mediante el control del espectro electromagnético / Mitigation of light pollution through control of spectrum,” LuMinAves Interreg Project (SEO/Birdlife, Canary Islands Delegation), Canary Islands, November 23-27, 2020
Texas Master Naturalist 2020 VIRTUAL Annual Meeting , October 15, 2020
“Lighting’s Impact on the Animal World,” International Dark Sky Week, April 22, 2020
After Sunset; Ecologically Sensitive Lighting and Landscape Design, Southern California Horticultural Society, November 14, 2019, 7-9 p.m., Friendship Auditorium, Griffith Park.
The Impact of Light Pollution on Ecology [via Video Link], 14th European Symposium for the Protection of the Night Sky, County Mayo, Ireland, November 5, 2019
Night in the City, Panel with Emily Bills, moderated by Cara Santa Maria, Natural History Museum of Los Angeles County, October 29, 2019, 6-9 p.m.
National Park Service Summer Night Sky Festival, Paramount Ranch, 6-10 pm, August 3, 2019
Confluence: Unearthing Healthier Paths Forward for our LA River Watershed, California Endowment, May 9, 2019
How bright (and what color) the night? Measuring and analyzing the artificial light exposome from habitat to home, Center for Circadian Biology Annual Symposium, University of California, San Diego, February 13-15, 2019
Essential elements of Geodesign for education, Geodesign Summit, Esri, Redlands, California, February 25-28, 2019
2018 State of the Los Angeles River Watershed, September 27, 2018
Association of American Geographers Annual Meeting (geodesign session), New Orleans, April 2018
Los Angeles Geospatial Summit, February 23, 2018
“Studying the Earth at Night from CubeSats,” (co-author; Dr. Dee Pack presenting), Pre-conference workshop for 31st AIAA/USU Conference on Small Satellites, Logan, Utah, August 5-10, 2017
International Urban Wildlife Conference, San Diego, June 4-7, 2017
Association of American Geographers Annual Meeting (Historical Ecology sessions), Boston, April 5-8, 2017
Los Angeles Geospatial Summit, USC Spatial Sciences Institute, Los Angeles, California, February 24, 2017
“Species and Habitat Modeling for Island Plant Conservation and Restoration,” Catalina Island Conservancy Annual Conservation & Education Symposium , Long Beach, California, November 18, 2016
Ninth Channel Islands Symposium, Ventura, California, October 3-7, 2016
“Ecologically Sensitive Lighting Design” with Linnea Tillett and Nancy Clanton, ASLA Annual Meeting, New Orleans, Louisiana, October 21-24, 2016
Landscape Architecture As Necessity, USC School of Architecture, Los Angeles, California, September 22-25, 2016
Los Angeles Audubon Speaker Series, “Looking Back and Envisioning the Future: Historical Ecology and Restoration in Urban Ecosystems,” Baldwin Hills Scenic Overlook, September 14, 2016
California Naturalist 2016 Statewide Conference, “Past to Future: Envisioning Nature in the City,” September 9-11, 2016
LightFair International, San Diego, California, April 25, 2016
Association of American Geographers Annual Meeting (Historical Ecology sessions), San Francisco, March 29-April 2, 2016
Morro Bay Museum of Natural History, Mind Walk Lecture Series, March 7, 2016
Illuminating Engineering Society – Mission (at Antioch University, Santa Barbara; AIA Health and NCQLP Continuing Education Units), February 19, 2016
GeoDesign Summit, Redlands, California, January 27-28, 2016
International Dark-Sky Association Annual Meeting, Phoenix, November 14-15, 2015