id	keyword
american_scientific_journal-2158	mining
american_scientific_journal-2158	management
american_scientific_journal-2158	copper
american_scientific_journal-2158	waste
american_scientific_journal-2158	tailings
american_scientific_journal-2158	kcm
american_scientific_journal-2158	zambia
american_scientific_journal-2158	community
american_scientific_journal-2158	stakeholders
american_scientific_journal-2158	government