You'll find clear, expert answers to all your ozone questions here, from understanding what ozone is to learning how you can make a positive difference for our planet's future. Ozone Depletion is here to help.

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The Ozone Layer: Future Challenges

The Ozone Layer: Future Challenges

The ozone layer is recovering, but weak enforcement, illegal trading, and unequal resources threaten continued progress toward pre-1980 levels.

Health Effects of Ozone Depletion

Health Effects of Ozone Depletion

UV radiation from ozone depletion increases risks of skin cancer, cataracts, and premature skin ageing in humans.

Protecting Yourself from the Effects of UV Radiation

Protecting Yourself from the Effects of UV Radiation

Different types of UV radiation reach Earth in varying amounts, and protecting your skin requires year-round precautions.

Ozone Safe Products

Ozone Safe Products

Most aerosols and appliances no longer use ozone-damaging CFCs, but check product labels and old fridges still need safe disposal.

Fears About Plankton: The Basis of the Food Chain

Fears About Plankton: The Basis of the Food Chain

Tiny plankton powers Earth's food chains and absorbs half the world's carbon, but UV radiation from ozone depletion threatens its survival.

Annual Ozone Protection Awards and Competition

Annual Ozone Protection Awards and Competition

The EPA's annual awards recognise individuals and organisations worldwide for protecting the ozone layer and raising awareness of UV radiation risks.

The Ozone Secretariat

The Ozone Secretariat

The Ozone Secretariat coordinates global efforts to protect the ozone layer through research, monitoring and implementing the Montreal Protocol.

All About UV Radiation

All About UV Radiation

UV radiation reaches Earth differently depending on altitude, location, time of day and weather, with UV-A being the main type that gets through our atmosphere.

Dangers from Ground Level Ozone

Dangers from Ground Level Ozone

Ground level ozone is a dangerous air pollutant that damages your lungs and triggers asthma attacks, especially in children.

All About Ozone Day

All About Ozone Day

September 16th marks International Ozone Day, celebrating the Montreal Protocol's success in phasing out ozone-damaging chemicals worldwide.