Environmental health concerns are major risk factors globally. One study looked at environmental risk factors and concluded that 22% of global death and 23% of the global burden of disease are attributed to environmental risk factors. After reading this weeks chapters and reviewing the PowerPoints and websites provided, please respond to the following (700-900 words, citation and reference in APA format): What is the importance of risk factors to the global burden of disease? What are the key concepts of environmental risk factors? What are the most important health conditions that relate to the environmental issues? Explain what household air pollution is and what can be done to prevent it?