petroleum is the most important resource that japan has.
petroleum is the most important resource that japan has.
what is the most important resource that japan has?
petroleum
Na
Na
section::::external links.









































bullet::::- science and humanities related to soundscape ecology at wild sanctuary









































bullet::::- biophonic study related to california drought









































bullet::::- california drought has distinct sound









































bullet::::- soundscape ecology at the purdue university human-environment modeling and analysis laboratory









































bullet::::- the new york times magazine article on soundscape research with soundscape recordings from denali national park









































bullet::::- national science foundation article on soundscape ecology









































bullet::::- national public radio story on soundscape ecology with associated audio recordings









































bullet::::- sciencedaily article on soundscape ecology









































bullet::::- u.s. national park service's natural sounds and night skies division
soundscape ecology