<http://schema.org/alternativeHeadline>
"An air conditioner that cools according to who's in the room? That was just one of the many eye-popping green tech innovations our blogger spotted at the annual conference."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/green-tech/transportation/blogs/green-tech-plugs-in-at-japanese-electronics-show>