Mass extinction linked to lung cancer mystery.
The volcanism that nearly annihilated life on Earth 250 million years ago also boosted the silica content of coal that is driving high lung cancer rates in a Chinese county.
Pelley
Janet
J
D016902:Air Pollution, Indoor; D002273:Carcinogens / Q000633:toxicity*; D002681:China / Q000453:epidemiology; D003031:Coal / Q000032:analysis*; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000139:chemically induced / Q000401:mortality*; D008297:Male; D012822:Silicon Dioxide / Q000633:toxicity*; D014835:Volatilization
D002273:Carcinogens; D003031:Coal; D012822:Silicon Dioxide