Our requirements for poeple with hard science educations, particularly those with advanced degrees, already puts the U.S. on the ropes. Many highly educated Chinese and Indian green cards are already heading home.
The public educational disaster, largely caused by the self serving teachers unions, have really harmed this country. Yes, we will have lots of folks with Phds in such things as African studies but forget mathematics, chemistry or physics.
I don't know what the answer is.
Many private schools and some good public grade schools with excellent teachers skilled in their art aren't going to fill the gap.
we have plenty of smart americans. but when opportunities and compensation levels for jobs in the sciences and engineering are being diluted by the use of offshore labor who will work for far less, what incentive do people have to enter into those fields. you can make more money in the US as a mercedes benz mechanic then as an engineer. this is why american parents of college aged children, are piling their kids into law school as fast as possible.