Paul Eshoo joined the Peace Corps in Nepal as a national parks volunteer, stationed in Langtang National Park and Koshi Tappu Wildlife Conservation Area. He later moved to Laos and developed community-based ecotourism with various agencies, also working on projects in Cambodia and Vietnam. He most recently worked for Wildlife Conservation Society in northern Laos on the Nam Et-Phou Louey National Protected Area Management and Tiger Conservation Project and the Irrawaddy Dolphin Project in Myanmar.