Assertion: good ozone | /r/CapableOf | occur above the earth's surface
Facets:
value: naturally
type: MANNER
value: in the upper atmosphere
type: LOCATION
Source sentences:
text: Good" ozone occurs naturally about 10 to 30 miles above the Earth's surface.
text: Good ozone occurs naturally in the upper atmosphere, 6 to 30 miles above the Earth's surface, where it forms a protective layer that shields us from the sun's harmful ultraviolet rays.