I wrote about problems with this tree in July of 2009. Here is a new one. I recently discussed just problems with ash anthracnose disease in my June 2012 column.

The easy problem of consciousness deals with the objective component. The hard problem is deciphering the encoding and coupling of the far more subjective component of emotion.

Hamdi Dkhil, Adnan Yassine, Habib Chabchoub, Multi-objective optimization of the integrated problem of location assignment and straddle carrier scheduling in maritime container terminal at import, The ...