天气和气候与人类息息相关，各种气象灾害严重威胁人们的健康和生命财产安全，各种自然灾害和重大突发公共事件几乎都与天气、气候密切相关。因此，加强对天气气候的监测预报，努力开展防灾减灾、趋利避害，积极应对气候变化，尤为重要。Each year, on 23 March, the World Meteorological Organization, its 188 Members and the worldwide meteorological community celebrate World Meteorological Day around a chosen theme. This Day commemorates the entry into force, on that date in 1950, of the WMO Con