The UC San Diego Extension staff targets the following 14 niche careers as sectors to watch for

Data Mining

Data mining is an exploding industry, largely due to the massive amount of data generated by the population's use of technology and the Web, which can be used to predict trends and consumer behavior. A study out of UC Berkeley shows that the amount of data in the world doubles every three years. Career prospects include advertising technology, fraud detection, risk management and law enforcement. Data mining requires understanding of algorithms and advanced statistics as well as programming and computer management.

http://www.forbes.com/2010/05/21/best-jobs-college-grads-careers-forbes-woman-leadership-employment_slide_4.html