id	keyword
american_scientific_journal-9330	energy
american_scientific_journal-9330	communities
american_scientific_journal-9330	crete
american_scientific_journal-9330	energy communities
american_scientific_journal-9330	electricity
american_scientific_journal-9330	community
american_scientific_journal-9330	villages
american_scientific_journal-9330	buildings
american_scientific_journal-9330	heat
american_scientific_journal-9330	year
american_scientific_journal-9330	consumption
american_scientific_journal-9330	system