According to the USA Today newspaper, the Obama Administration estimates that opportunities in energy and environmental occupations will grow by 52 percent by 2016 - compared to just a 14-percent increase in other fields.

VOA: standard.2010.04.22

"I think there are going to be hard choices governments are going to have to face, either to open up in areas where they actually need workers, and some do involve some lesser-skilled occupations, or probably have to face some strong pressures with respect to irregular migrations,"

VOA: standard.2010.01.20