Dr. Onel’s principal areas of research are consumer pro-environmental behavior, sustainability marketing, green branding, sustainable business strategies, the impact of consumption behavior on environmental well-being, consumer knowledge in sustainable consumption, and cross-cultural consumer behavior. Her research studies aim to engage with the environment in its broadest sense, considering the interconnection of ecological, economic, and social elements with an interdisciplinary emphasis. Dr. Onel published in a number of refereed journals and books.