>> "By raising the price of coal will allow for seams of coal that are less economically viable to be mined. These unviable seams are likely more environmentall

>> "By raising the price of coal will allow for seams of coal that are less economically viable to be mined. These unviable seams are likely more environmentally damaging to mine." Actually, the article mentions that purchasers should consider buying the harder to mine coal deposits first, precisely for that reason: "Harstad thinks that his coalition should lease or purchase the hardest coal to access: In other words, the coal that’s most expensive to mine. Then, as demand for coal grows and the price rises—and mining companies start to look more more difficult reserves—they’ll find that coal is already locked up."