Althea Walker is a descendant of the Nez Perce, Hopi, and Gila River people and is an enrolled member of the Gila River Indian Community. As the Director of Community Resilience for the Climate Science Alliance, Althea convenes the Tribal Working Group on a monthly basis to identify priority management needs and strategies that fosters dialogue and partnership building for climate adaptation and resiliency. Althea is a Certified Public Manager. She holds a Bachelor of Science in Environmental & Resource Management and Master of Science in Environmental Technology Management from Arizona State University.

Althea has deep roots and experience working with Tribal and Indigenous communities across the southwest and nation, with specific expertise in weaving together Indigenous Traditional Ecological Knowledge and climate adaptation to contribute to the scientific, technical, social, and economic advancements of Tribal and non-Tribal communities.

She is a Sequoyah Fellow (lifetime member) of the American Indian Science & Engineering Society (AISES) and a former editorial board member of the AISES magazine, Winds of Change. She is a contributing author for the first and second iteration of the Status of Tribes and Climate Change Report. She is a former steering committee member for the Indigenous Foods Knowledges Network, and a board member for the hipéexnu’ kíi’u núun wisíix Inc., whose mission is to promote, protect, and revitalize the Nimiipuu (Nez Perce) language and cultural ways of life. Althea previously worked for the American Indian Higher Education Consortium at the Southwest Climate Adaptation Science Center as the Tribal Climate Science Liaison.