Juan Declet-Barreto

Senior Social Scientist for Climate Vulnerability

Media Contact

Juan Declet-Barreto is Senior Social Scientist for Climate Vulnerability for the Climate & Energy Program at the Union of Concerned Scientists. At UCS, he researches, maps, analyzes, communicates, and finds solutions to the inequitable human health and livelihood impacts of environmental hazards, particularly those exacerbated by climate change.

An interdisciplinary environmental and social scientist, Dr. Declet-Barreto earned a Ph.D. in environmental social sciences, M.A. and B.S. degrees in geography, and an associate’s degree in geographic information systems, from Arizona State University.

Selected publications

Declet-Barreto J., and Rosenberg A.A. 2022. Environmental justice and power plant emissions in the Regional Greenhouse Gas Initiative states. PLoS ONE 17(7): e0271026.

Declet-Barreto, J., Goldman, G.T., Desikan, A., Berman, E., Goldman, J., Johnson, C., Montenegro, L. and Rosenberg, A.A., 2020. Hazardous air pollutant emissions implications under 2018 guidance on US Clean Air Act requirements for major sources. Journal of the Air & Waste Management Association, 70(5), pp.481-490.

Phillips, C.A., Astrid Caldas, Rachel Cleetus, Kristina A. Dahl, Juan Declet-Barreto, Rachel Licker, L. Delta Merner, J. Pablo Ortiz-Partida, Alexandra L. Phelan, Erika Spanger-Siegfried, Shuchi Talati, Christopher H. Trisos, and Colin J. Carlson. 2020. Compound climate risks in the COVID-19 pandemic. Nature Climate Change.

Dahl, K., Rachel Licker, John T. Abatzoglou, Juan Declet-Barreto. 2019. Increased frequency of and population exposure to extreme heat index days in the United States during the 21st century. Environmental Research Communications 1 (7), 075002.

Harlan, S. L., Paul Chakalian, Juan Declet-Barreto, David M. Hondula, & Darrel Jenerette. 2019. Pathways to Climate Justice in a Desert Metropolis. People and Climate Change: Vulnerability, Adaptation, and Social Justice, 23.

Declet-Barreto, J. 2018. Climate Change: A Disaster in Slow Motion. In Alexander, D. and Brooks, T. (eds). Building Resilient Communities Through Geospatial Intelligence: A report by the United States Geospatial Intelligence Foundation (USGIF).

Declet-Barreto, J., Kim Knowlton, G. Darrel Jenerette, and A. Buyantuev. 2016. Effects of Urban Vegetation on Mitigating Exposure of Vulnerable Populations to Excessive Heat in Cleveland, Ohio. Wea. Climate Soc., 8, 507–524.

Jenerette, G. Darrel, Sharon L. Harlan, Alexander Buyantuev, William L. Stefanov, Juan Declet-Barreto, Benjamin L. Ruddell, Soe Win Myint, Shai Kaplan, and Xiaoxiao Li. 2016. Micro-scale urban surface temperatures are related to land-cover features and residential heat related health impacts in Phoenix, AZ USA. Landscape Ecology 31, no. 4: 745-760.

Declet-Barreto, J., A. J. Brazel, C. A. Martin, W. T. L. Chow, and S. L. Harlan. 2013. Creating the Park Cool Island in an Inner-City Neighborhood: Heat Mitigation Strategy for Phoenix, AZ. Urban Ecosystems 16:617–635.

Harlan SL, Juan Declet-Barreto, Will L. Stefanov, and Diana B. Petitti. Neighborhood Effects on Heat Deaths: Social and Environmental Predictors of Vulnerability in Maricopa County, Arizona. Environ Health Perspect 121 (2):197-204.

Bolin, B., Juan Declet Barreto, Michelle Hegmon, Lisa Meirotto, and Abigail York. 2013. Double Exposure in the Sunbelt: The Sociospatial Distribution of Vulnerability in Phoenix, Arizona. In Urbanization and Sustainability, eds C.G. Boone, M. Fragkias, (3):159-178. Springer: Netherlands.

Lara Valencia, F., Juan Declet, and Eric Keys. 2008. Spatial Equity and Technological Hazards Along Cross-Border Trade Corridors: the Case of Ambos Nogales. Journal of Borderland Studies 23(2):1-18.