US Coal - brutal fallout from low natural gas prices

I've recently posted on the drop in natural gas and oil prices, but I haven't commented much on the knock on effects.  A brutal example is the destruction of coal companies in the US.  Train car loadings of coal have completely fallen off a cliff, caught fire, and remain a smouldering ruin.

Look at some of the stock symbols for coal companies and you'll see declines even more severe. Here's BTU (Peabody Energy)

Low natural gas prices are encouraging a switch from coal to natural gas electricity generation

source: http://www.eia.gov/electricity/monthly/update/resource_use.cfm#tabs_con-3

It is not a good time to be in the coal business

disclosure: No positions, either long or short.