help schools go green. william la jeunesse is live in our newsroom on the west coast. he has a look at this one for you. william. reporter: well, jon, you know, we already pay state income taxes to construct and operate schools. you also pay local property taxes to help build schools. well now, you re about to pay a third time for the same thing. the federal government, jumping into the school construction business. $56 billion coming from the stimulus fund, that money has already been appropriated for school construction but now house democrats say that s not enough. they want a second bill. they passed it. it s called the 21st century green high performing public schools facility act to create a greener teaching environment. by employing smart technologies like lighting sensors that don t use electric bulbs, for instance, while the sunlight is lighting a classroom,