Downforce is “negative lift” generated by a racecars airfoils (wings) and overall design, which pushes the racecar into the ground at higher speeds, which generates additional traction. Ground effects is one factor in downforce and generated by proximity/alignment of the bottom of the racecar in relation to the road surface
About Allen Berg
Allen Berg ranks among Canada's top racing personalities. He won the Formula Pacific Tasman Championship, won at Silverstone against Ayrton Senna and Martin Brundle in perhaps the greatest year ever in British Formula 3, and qualified for nine starts in F1, a record bettered among his countrymen only by Gilles and Jacques Villeneuve.