Final answer:
Most threats to human health occur environmentally, as modern hazards like pollution and exposure to chemicals contribute to diverse health problems.
Step-by-step explanation:
According to biomedicine, most threats to human health occur environmentally. Modern hazards such as urban air pollution, exposure to agro-industrial chemicals, and wastes prevail in industrialized countries and many developing nations are facing a ‘double burden’ of traditional hazards like water contamination and modern risks. The impact of environmental factors on health is far-reaching, contributing to various diseases and health conditions, affecting populations worldwide.