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UV-B.
UV is a type of radiation. It is fatal for life on earth.
uv radiation destroys vitamin D
Infrared radiation in an stove oven and uv radiation in a tanning bed.
Ozone in the upper atmosphere is GOOD for life on earth, its presence there shields life on Earth from the harmful UV radiation that comes from the Sun.
Hemoglobin
UV radiation does not and cannot emit sodium.
UVB
UV radiation is released from the sun.It is harmful for life.
UV light affects the environment in a bad way. UV can cause skin cancer, cataract, suppress the immune system etc.
The Sun is good because it is the source of all our heat and energy. it also gives us a good resource of vitimin d The sun also Emmit's UV radiation which can be harmful
UV is a type of radiation. It is the fatal radiation of the sun.