'12 to 30 miles up, this atmospheric "layer" largely in the stratosphere protects us from the full force of ultraviolet rays'
Ozone layer
SCIENCE & NATURE: 12 to 30 miles up, this atmospheric layer largely in the stratosphere protects us from the full force of ultraviolet rays
12 to 30 miles up, this atmospheric "layer" largely in the stratosphere protects us from the full force of ultraviolet rays
12 to 30 miles up, this atmospheric "layer" largely in the stratosphere protects us from the full force of ultraviolet rays
SCIENCE & NATURE
Ozone layer
SCIENCE & NATURE