id	keyword
american_scientific_journal-9951	species
american_scientific_journal-9951	avenues
american_scientific_journal-9951	individuals
american_scientific_journal-9951	trees
american_scientific_journal-9951	carbon
american_scientific_journal-9951	linne
american_scientific_journal-9951	district
american_scientific_journal-9951	diversity
american_scientific_journal-9951	sciences
american_scientific_journal-9951	journal
american_scientific_journal-9951	number
american_scientific_journal-9951	biomass