Complex sentence: The Red Forest was among the world's most radioactive places; to reduce the hazard, the Red Forest was bulldozed and the highly irradiated wood was buried, though the soil continues to emit significant radiation.
Split into simpler sentences: The Red Forest was among the world's most radioactive places. To reduce the hazard, the Red Forest was bulldozed and the highly irradiated wood was buried--though the soil continues to emit significant radiation.