JUNEAU, Alaska (AP) — Gov. Bill Walker on Tuesday touted the benefits a major liquefied natural gas project would bring to Alaska, though the project, which the state is pursuing with Chinese partners, is far from assured.

Walker, speaking in Anchorage, told reporters the project could provide affordable natural gas to communities, create thousands of jobs and generate up to $2 billion a year in revenue for the state.

Walker’s office released the agreement that Walker and Keith Meyer, president of the state-sponsored Alaska Gasline Development Corp., signed this month with leaders of Sinopec,...