"The saltwater going out of the greenhouses will go to the CSP to cool it -- which makes it more efficient -- and then it will go to the evaporator 'hedges' which create good growing conditions for crops outside and revegetate areas of desert, " he said.

CNN: Project to turn desert green trials in Qatar

The pharmaceutical industry struggles to create good, long-term treatments for pain and other chronic conditions.

ECONOMIST: Medicine and its rivals