THE PILOT WAS DEPARTING THE ONE WAY IN AND ONE WAY OUT AIRSTRIP WITH A QUARTERING TAILWIND. AFTER LIFT OFF HE WAS UNABLE TO OUT CLIMB THE BLUFF AND SURROUNDING TERRAIN. HE TURNED THE AIRPLANE DOWNWIND AND WAS STILL UNABLE TO CLIMB SO HE LANDED IN THE ALDER BUSHES. THE AIRPLANE BURNED AFTER THE LANDING. THE PILOT STATED THERE WERE NO MECHANICAL DEFICIENCIES WITH THE AIRPLANE PRIOR TO OR DURING THE FLIGHT.