China's finally starting to reckon with the health consequences of decades of pollution. An official at the top economic planning agency just acknowledged pollution's toll on people's mental and physical health. But for many, that's too little too late. Such as for China's youngest lung cancer patient (link in Chinese), an 8 year old girl. And for the 40 million people between 20 and 40-about 12.5% of that population-who have fertility problems.