Examines the occurrence of disease on a global scale and explores the environmental, social, political, and economic implications of combating disease.
Explores the problem of refuse, from common litter to toxic waste, on a global scale, covering the environmental, social, and economic implications of waste disposal.
Discusses advances in the study of genetics, such as the discovery of DNA, the Human Genome Project, agricultural biotechnology, and genetic engineering, and looks at the ethical implications these technologies present.
Explores the concept of trade in developed and undeveloped countries, discussing the World Trade Organization, free trade versus protectionism, and the environmental impacts of free trade.