Southern California's Salton Sea is now smelly all year long and making people's asthma worse: The culprit? Bacteria

The air quality is notoriously bad near the Salton Sea. As California's largest lake has continued to evaporate, it's become saltier and dustier, causing breathing problems for locals like Clark. Alongside the health problems is what she describes as a "putrid dead smell" emanating constantly from the water.