Treviño is a human geographer and ethnographer. She studies how power asymmetries, specifically unequal access to resources, are produced at the human-environment nexus.
Investigates local perspectives of CES provided mangrove forests in northern Ecuador to identify how mangrove ecosystems support local well-being. Shows that mangrove users assign profound cultural importance and personal attachments to the mangrove ecosystem.
Analyzes the impacts of shrimp aquaculture development on a mangrove-dependent community in Esmeraldas province, Ecuador. Shows that women are disproportionately affected by the loss of mangrove forests which have historically provided women sustenance, opportunities for income generation, and the ability to pass on cultural traditions.