sentences:  Hence, improving policies regarding environmental justice issues often require local government's decision making, public awareness, and significant amount of scientific tools.Furthermore, it is important to understand that positively impacting policy decisions require more than good intentions, and they necessitate analysis of risk-related information along with consideration of economic issues, ethical and moral principles, legal precedents, political realities, cultural beliefs, societal values, and bureaucratic impediments.Also, ensuring that the rights of people regardless of their age, race, and backgrounds are being protected should not be neglected according to "The Role of Cumulative risk Assessment in Decisions about Environmental Justice."