http://rothmanlim.com/tematres/vocab/http://rothmanlim.com/tematres/vocab/?tema=66Labor exploitation http://rothmanlim.com/tematres/vocab/?tema=66 Global issues in coffee production BT http://rothmanlim.com/tematres/vocab/?tema=66 Food theory RT http://rothmanlim.com/tematres/vocab/?tema=66 Environmental degradation RT http://rothmanlim.com/tematres/vocab/?tema=66 Biodiversity conservation RT http://rothmanlim.com/tematres/vocab/?tema=66 Child labor NT