id	keyword
american_scientific_journal-3898	virtualization
american_scientific_journal-3898	waste
american_scientific_journal-3898	computing
american_scientific_journal-3898	energy
american_scientific_journal-3898	cloud
american_scientific_journal-3898	green
american_scientific_journal-3898	technology
american_scientific_journal-3898	consumption
american_scientific_journal-3898	data
american_scientific_journal-3898	reduction
american_scientific_journal-3898	environment