How might changes in stratospheric ozone recovery affect future UVB radiation levels

Ultraviolet (UV) radiation from the sun is responsible for the adverse health effects of too much sun exposure on the human body. The sunlight that reaches the earth has ultraviolet A and ultraviolet B (UVA and UVB) rays. These ultraviolet rays are the main causes of damage to the skin ... Apr 2, 2025 ... Ultraviolet radiation is produced by high-temperature surfaces, such as the Sun, in a continuous spectrum and by atomic excitation in a gaseous ... Aug 24, 2023 ... UV radiation comes primarily from the sun and is made up of UVA, UVB, and UVC rays. UVC rays do not reach Earth, but both UVA and UVB rays ... ... rays in your region. The higher the number, the ... To help protect our skin from invisible ultraviolet (UV) rays from the sun, namely UVA and UVB rays. UVA rays are longest, in the 315 nm to 400 nm range; UVB are shorter in length, in the 280 nm to 315 nm range; and UVC are the shortest, in the 100 nm to 280 Jun 17, 2015 ... SPF only measures UVB rays; it doesn't tell you anything about protection from UVA rays, Kundu says. Amazon.com: Munchkin Brica Sun Safety Car Window Shade with Heat Alert, Helps Block UVA/UVB Rays, 2 Pack, Black : Baby. Types of UV rays · UVA. These rays go into the skin more deeply than UVB rays. They play a major part in skin aging and wrinkling. · UVB. These rays are the ... Mar 20, 2025 ... The Earth's atmosphere protects us from most UV radiation. While we need some exposure to sunlight to help our bodies make vitamin D, too much UV is dangerous.