How can the sun cause skin cancer?

Uv rays: Uvb and uva cause d dimer formation in your cells RNA which leads to cancer. In laymen's terms, the uv light damages the cells foundation which leads to cancer.

UV Rays : By damaging the skin's cellular dna, excessive uv radiation produces genetic mutations that can lead to skin cancer.

UV radiation: Uv radiation from the sun causes damage to the dna in the skin leading to mutations and cancer.