Read the material and complete the following questions. Material 1: Smog weather causes low visibility in a large area of the city. The relative humidity is high in the morning or at night.

(1) The largest energy source in China is coal, and the largest and second largest energy source in Shanxi Province is oil. At present, the largest energy producing area is Xinjiang Uygur Autonomous Region.

(2) The smog weather in central and eastern China is mainly caused by industrial production and automobile exhaust.

(3) For the sake of human health and reducing the impact of smog on human beings, important measures should be taken to reduce the pollutants emitted by automobile exhaust, industrial enterprises and family life; Adjust the industrial structure and increase the development of the tertiary industry and high-tech industries.

So the answer is:

(1) coal; Shanxi province; Oil; Xinjiang Uygur Autonomous Region;

(2) Industrial production, automobile exhaust, etc.

(3) Reduce the pollutants emitted by automobile exhaust, industrial enterprises and family life; Adjust the industrial structure and increase the development of the tertiary industry and high-tech industries.