Planetary waves are large-scale waves in Earth's atmosphere that are created by the uneven distribution of continents and oceans over Earth's surface.
(Planetary waves; are; large-scale waves in Earth's atmosphere) (large-scale waves in Earth's atmosphere; are created; by the uneven distribution of continents and oceans over Earth's surface)
Planetary waves large-scale waves in Earth's atmosphere
are are created
large-scale waves in Earth's atmosphere
by the uneven distribution of continents and oceans over Earth's surface