Environment & Ecology · Air Pollution
Which combination of factors serves as the major source of high particulate matter concentrations in Baoding, China, according to industrial and environmental profiles?
- 1Offshore drilling and marine shipping logistics
- 2Deforestation and open wood fuel cooking stoves
- 3Geothermal power plants and crop residue burning
- 4Automobile vehicular emissions and heavy industry✓
Correct answer
Automobile vehicular emissions and heavy industry
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