In February 2012, the Melbourne based Institute for Safety, Compensation and Recovery Research ISCRR published a paper which criticised the research claims of the manufacturers in relation to crush protection devices. The paper reviewed research in a number of countries since 1993 in relation to rollover protection and found that the industry's opposition to rollover protection could not be supported because of limitations in past research. It recommended further research on the topic and the development of research tools based on the use of ATV/quadbikes in Australian conditions. ATVs accounted for 58% of the SI spark ignited recreational vehicles in the US in the year 2000. That year, recreational SI vehicles produced 0. 16% of NOx, 8% of HC, 5% of CO and 0. 8% of PM emissions for all vehicles, both highway and nonroad. Engines meeting these standards now produce only 3% of the HC emissions that previously unregulated engines did. Because both scientific studies and U. S. National Forest Service personnel have identified unregulated Off Road Vehicles ORVs as the source of major detrimental impacts on national forests, the U.

2 Pack 16x8-7 Tire Rim Whee 4 Bolt For Chinese ATV Quad Bike Buggy Ride on Mow 6" 145/70-6" Front Rear Wheel Rim fr ATV Quad Bike Buggy Ride on Mowers Go Kart 2pcs 18x9.5-8 Tubless Wheel Tire 8" Rim ATV UTV Quad Go Kart Ride on Mower Buggy Pair 16x8x7 Tires 16x8-7 for Quad Bike ATV Dunne Buggy Ride on Mower Turn Turf 7" Off-road Wheel 16x8-7 Tire 78mm Wheel Rim ATV Quad Bike Buggy Ride on Mowers 16x8-7 16/8-7 Wheel Rim Tire Tyre 110cc 125cc ATV Quad Bike Buggy Ride on Mower 18x9.5-8 8" Rear Tyres Tires Fr 150cc 250cc ATV Quad Go kart Buggy Ride on Mower 4Pcs 16X8-7 7" Wheel & Rim Tire Tyre fit ATV Quad Bike Buggy Ride on Mower Kart 16x8-7 4 Bolt Tire Rim Wheel Assembly Chinese ATV Quad Bike Buggy Ride on Mowers KIDS Ride On Car FORWARD STOP BACK REVERSE SWITCH For Electric Scooter ATV Quad 4.0-8 8'' Tube 4 Ride on Mower Go Kart Scooter Quad Mini ATV Trail Pit Dirt Bike