The HKO e-Bulletin on Educational Resources is published on-line every three months. It covers in layman terms various interesting topics related to weather phenomena and popular science, as well as developments in new science and technology related to the Observatory's service on meteorology, radiation and geophysics. We welcome your views and suggestions.

This issue is rich in content, which takes "Winter monsoon" as the theme. A number of articles are written about related events and phenomena in such topic, including beautiful white frosty scenery at Tai Mo Shan. Some articles written by stages, including "The classification and nomenclature of clouds", "Tropical Cyclone Basics", "Radiation Tidbits", "Meteorology Basics" and "Space weather", continue. The article on space weather discussed the possible effects on the earth's climate by the solar spectral change in a solar cycle. There are also articles written for interesting phenomena on "Nature's Wonders" such as "Supercooling and Superheating" and "Triple rainbow". .

*Past e-Bulletins