I WAS GOING APROX. 15 MPH ON A STRAIGHT WAY OFF OF A DIRT ROAD AND STARTED TO SLOW DOWN BEFORE APPROACHING A STOP SIGN A LITTLE WAY FROM IT , APPLIED THE BRAKE LIKE NORMAL, WHEN I HEARD MY ENGINE SOUND LIKE THE ACCELERATOR WAS BEING ROMPED ON, AND REALIZED IT WAS IN FACT SPEEDING UP RAPIDLY. I THEN STARTED THINKING FAST, PUT MY OTHER FOOT ON THE BRAKE TOO AND PULLED UP THE EMERGENCY BRAKE. I KNEW I COULDN'T MAKE THE TURN AT THE STOP SIGN ONTO A HWY. I WOKE UP AFTER BEING UNCONSCIOUS FOR AROUND THREE HRS. DUE TO SEVERAL INJURIES CAUSED BY THE AIRBAG THAT APPARENTLY INFLATED AT THE FIRST LARGE TREE IMPACT. PROCEEDING TO HIT SEVERAL OTHERS BEFORE IT CAME TO A STOP AND ALOT OF SHAKING AROUND AND FORTUNATELY I HAD MY SEAT BELT ON OR OTHERWISE WOULD HAVE BEEN EJECTED THRU THE WINDSHIELD ON THE LAST IMPACT FOR SURE HITTING THE LARGEST TREE OF ALL, STOPPING ME FROM ENTERING INTO A CREEK ABOUT 5 FEET AWAY, WHEN I WAS TAKEN TO THE SITE THE NEXT DAY I STILL DIDN'T REALIZE JUST WHAT HAPPENED, AND COULD ONLY REMEMBER THAT SOUND OF THE ENGINE REVVING SO LOUD WHILE I WAS TRYING TO SLOW DOWN SEEING THE STOP SIGN A WAYS UP AHEAD AND THEN REALIZING THE VEHICLE DID NOT WANT TO SLOW DOWN AND WAS TRYING TO ACCELERATE MORE AS I THEN WAS HOLDING BOTH FEET ON THE BRAKE AND HAD PULLED THE EMERGENCY BRAKE AND KNOWING I WOULD NOT BE ABLE TO MAKE THAT TURN WITHOUT ROLLING AND WAS NO WHERE TO GO BUT STRAIGHT IF I COULDN'T GET IT TO STOP, AND AT THAT TIME IT WAS GOING WAY FASTER THAN I WAS ORIGINALLY G