Amazon, Amazon forest, Amazon rainforest, blue collar worker, blue-collar worker, blue-collar workers, economic activities, economic activitity, economy, forest, insalubrious, labor, laborer, labourer, log, logs, lumber mill, lumbermill, manual labor, manual labour, manual work, manual worker, manual workers, natural resources, people, person, physical work, rain forest, rainforest, saw mill, saw mill worker, saw-mill, sawmill, sawmill worker, tropical forest, unhealthy, wood, work, worker, workers, working