UV radiation
Your source for facts on melanoma — reliable and understandable. here, you'll find answers about treatment options, talking to your doctor, and making the most of your life with melanoma. learn what to do if you're worried about a mole on your skin. find out how to protect yourself and your family from melanoma in the future.
http://www.melanoma.com/uv_radiation.html
Zonkracht
Zonkracht
http://www.knmi.nl/kodac/weer_en_gezondheid/zonkracht.html