Lauding and deeply thanking the Kingdom of Saudi Arabia for its constant support to the international organizations concerned with environment and ozone protection as well as its commitment to Montreal Protocol on the preservation of ozone, the heads of delegations, representatives, officials and experts of Ozone Network in West Asian countries and international and regional organizations began here today the activities of an important meeting. This came on the sidelines of the universal participation in the celebration ceremony of the World Ozone Day being hosted by the Kingdom represented in the Presidency General of Meteorology and Environment Protection. A number of topics, especially the issue of protection of the ozone layer and global climate, is due to be discussed during this event.