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Mother Nature Network

31

Jan


 Drones may become safeguarding sentinels of U.S. highways  



Officials envision drones monitoring road safety, alerting officials to traffic, and surveying lands with laser mapping.
Officials envision drones monitoring road safety, alerting officials to traffic, and surveying lands with laser mapping.

15

May

Road taxes: Gas cars pay them, why not electric vehicles?The issue is contentious because gasoline taxes generate $45 billion annually to pay for highway repairs.

Road taxes: Gas cars pay them, why not electric vehicles?
The issue is contentious because gasoline taxes generate $45 billion annually to pay for highway repairs.

24

Jan

20

Jan