“Learning from the Llama: On the Biopolitics of Cultural Contributions and
Domesticated Species Dispersal,” História, Ciência, Saúde – Manguinhos, Special Issue: Imbalanced Exchanges: History of Animal Relationships, eds. Regina Horta Duarte, Gabriel Lopes, Natascha Ostos and Nelson Aprobato Filho, accepted for Jan 2022.

“Why We Can (and Should!) All Teach Climate History: A Few Brief Ideas from North
America” with Michelle K. Berry, Didactica Historica (Switzerland) 7(2021).

“Environmental Justice, Environmentalism, and Environmental History in Twentieth- Century Latin America,” History Compass, 11/2(2013): 163-176.

“Saving the Vicuña: The Political, Biophysical, and Cultural History of Wild Animal
Conservation in Peru, 1964-2000,” American Historical Review, 125:1(Feb 2020), 54-88.

“Middle Modernisms: Collecting and Measuring Nature in the Peruvian Amazon,” invited contribution for Andra Chastain and Timothy Lorek, eds., Traveling Technocrats: Experts and Expertise in Latin America’s Long Cold War, (Pittsburgh: University of Pittsburgh Press, 2020).

“A Panorama of Parks: Deep Nature, Depopulation, and the Cadence of Conserving Nature,” p 246-265 in Claudia Leal, John Soluri, and José Augusto Padua, eds. A Living Past: Environmental Histories of Latin America, Berghahn Books, 2018. Spanish translation FCE 2019.

“Conservation on Tour: Comparing Nations, Scientists, and Parks in the Americas” invited contribution, Mark Fiege, Jared Orsi, and Adrian Howkins, eds. National Parks beyond the Nation, (Norman: University of Oklahoma Press, 2016).

“Acts of Courage, Acts of Culture: The Wilderness Act and Latin America” Environmental History, 19:4(October 2014): 728-734.

“A Meditation on Scale: The Challenges of Conceptualizing the Environment and History,” invited contribution, Crossing Mountains: The Challenges of Doing Environmental History, Rachel Carson Center Perspectives Series, Munich Germany, 2014