But the precise drivers at work and their scale are poorly understood.
Whichever statistics you choose, none takes into account machinery - or, to be more precise, drivers doing mesmerising things in sub-standard cars.
In other words, this is a precise, purposeful, driver's car — a car you are meant to drive attentively, alert and attached to the road.
The third challenge is to establish the ultimate cause at a specific level: that is, the precise environmental driver, such as commercial fishing, climate change, or pollution.
Some add-ons let the tractor make very precise turns without the driver even touching the steering wheel.
While police are trying out potential tools, no device currently on the market has been shown to quickly provide a precise measurement of a driver's marijuana intoxication as effectively as a breathalyzer gauges alcohol intoxication.
The shirt, now being tested by the Audi and Porsche racing-car teams, can record everything from respiration rates to a driver's precise location information that can be relayed via wireless technology.The strength of conductive fabrics is that they look and feel normal and are easy to care for.
However, some ambiguity in the precise relationships within the driver ants does not affect the overall conclusions of our study.
The process involved carefully kept timetables, reliable contingents of drivers and precise coordination with the military that always had priority over the tracks.
They are primarily applied to equipment components that require precise movements, such as drivers for auto-focus lenses in cameras, and actuators in robots and positioning devices.
Precise information on biodiversity drivers (e.g. past and present management or disturbance regimes, environmental conditions, landscape patterns) has an effective indicator value, but this is often not taken into account in monitoring schemes.
