If your home has high concentrations of radon there are ways to reduce it to acceptable levels. Most radon problems can be fixed by a do-it-yourselfer for less than $500. If you want or require the assistance of a professional you may wish to look at the list of certified radon mitigators for your state.
Interestingly enough, one common cause of bloody mucus in nose areas is high blood pressure. While the blood vessels and the nose seem hardly related in any pertinent way, Kaiser Permanente points out that high blood pressure can cause nosebleeds, which can result in bloody mucus discharge. What can cause this is the perfect storm of adjacent occurrences.
More than usual amount of mucus in the nose and the sinuses; Q. What can cause the production of mucus? A. If you have certain types of allergies then it can cause your body to produce excess mucus. Even so, there are other environmental pollutants as well. These pollutants can actually stimulate your body to overproduce mucus. This includes: