@CNN: Chinese officials have warned against taking overzealous measures against coal burning, after a clampdown last winter left millions of households across Beijing and northern China without heat https://t.co/LGH7qfdN3n

@CNN: Chinese officials have warned against taking overzealous measures against coal burning, after a clampdown last winter left millions of households across Beijing and northern China without heat https://t.co/LGH7qfdN3n