HONOLULU - Climate change experts predict the hole in earth's ozone layer is on track to be fully healed within 50 years.

The delicate, gaseous barrier surrounds earth and protects life from harmful UV rays. A weakened ozone means more UV rays make it to earth, increasing our risk of skin cancer and other diseases.

Scientists pointed to harmful chemicals commonly found in household products as the cause.

Since their banning in the 80's -- experts say the ozone layer is slowly recovering.