On the other hand, other Asian countries are throwing tons of money at the problem. It's not that easy though because you need to take the chemistry into accou

On the other hand, other Asian countries are throwing tons of money at the problem. It's not that easy though because you need to take the chemistry into account. Some pollutants react distructively with others, so if you reduce those first you'll get more pollution than before. Oops. (China is in that situation, for example.)