It takes several thousand years for layers and layers of plant waste to compress into a rich, black coal deposit. Undisturbed, that coal will only grow stronger within the Earth. Given enough time and ...

I was worried there for a minute. Who’d kidnapped K. Michael Hays and what had they done with him? I was watching a man on my computer screen who looked a lot like Hays as he gave the introductory ...

Sustainability is a word we read and hear about on a daily basis and it is a word that is very misunderstood. Acceptance of the sustainability concept has not been very satisfactory because people ...