Answer:
a. abandoned tires
Explanation:
There are numerous transboundary health hazards along the border of the USA and Mexico. Some of them can very dangerous. The raw sewage for example is a source of lot diseases, and since the area is very hot and the bacteria and viruses can spread around easily, it can be devastating. The same goes for the animal carcasses and the hazardous waste, as both of those are able to spread around deadly diseases, or chemicals that can be fatal. The abandoned tires though do not represent any danger to the humans. They are a waste, and they are polluting the environment, so their place is definitely not supposed to be there, but at least they do not cause any harm of the health.
Answer:
a. abandoned tires
Explanation:
A health risk is the property that has an activity, service or substance, to produce harmful or harmful effects on human health. There are many health risks on the border between the United States and Mexico, however, abandoned tires are not an example of health risk.
Abandoned tires do not cause any harm to humans, but they degrade the environment because they take many years to decompose.
