<http://schema.org/alternativeHeadline>
"The vehicles will measure weather and road conditions, sometimes by noting whether the plow's antilock brakes activate or if its windshield wipers are on."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/climate-weather/stories/smart-snowplows-aim-to-make-winter-roads-safer>