In a nutshell, it was a quick and dirty experiment to see whether 20 % could be made to work under speed conditions. (archive.org)
The Countryman's all - wheel - drive system puts up to 40 percent of torque to the rear wheels in low speed conditions, then shifts to front - wheel drive at higher speeds, improving fuel economy. (cnet.com)
On - the - ground research over the past decade at a number of operating wind farms has shown that will significantly reduce the collision risk for bats in low wind speed conditions when they are most at risk. (awea.org)