During the official opening ceremony of the Caribbean Ozone Officers’ Network Meeting, held at the Radisson Aquatica Hotel, Bridgetown, Barbados, Marco Pinzon, the Regional Network Coordinator, OzonAction, United Nations Environment, Regional Office for Latin America (UNEP-ROLAC) reminded persons present that it has been over 30 years since Governments agreed to protect the ozone layer and to phase out the ozone depleting substances, noting that it will be a challenge to do so, because the potent and harmful chemicals are used in a variety of applications, but are mainly seen in the refrigeration and air conditioning sectors.