Complex sentence: Klamath Falls is located in a Structural basin, because of this Inversion (meteorology) form throughout the year, combined with: wood stoves, gas engines, industry, and sewage treatment plants to create air pollution.
Split into simpler sentences: Klamath Falls is located in a Structural basin, because of this Inversion (meteorology) form throughout the year. Inversions combined with: wood stoves, gas engines, industry, and sewage treatment plants create air pollution.