Aoraki Mackenzie Starlight Festival

The Hermitage and Hillary Alpine Centre, Mt Cook, Aoraki/Mt Cook National Park, New Zealand

Public lecture by Sze-leung Cheung

Sze-leung Cheung

The threats of LEDs to astronomy and how to build a dark sky friendly future

Callesen Planetarium and Theatre, 3.30 – 4.30 pm Friday 13 October (in Chinese)

LED對天文的威脅 光害或光污染是一個悠久的問題但近年光污染的情況因為LED的普及而變得嚴重。LED的設計是為了降低能源的消耗,但它的光線以藍光為主,對天文、人類健康及大自然都構成極大的 威脅。講者還會討論一起我們可以進行保護黑夜的行動,和他自身在一個極度光污染嚴重的城市 - 香港所進行光污染保育工作的經驗。

Sze-leung Cheung is IAU International Outreach Coordinator heading the International Astronomical union’s Office for Astronomy Outreach in Tokyo.

He is a Chinese citizen fluent in Mandarin, Cantonese and English, and his job is to coordinate and provide support to the worldwide astronomical communities, to help them to make astronomy accessible to a wider public.

He was originally from Hong Kong and he organized a light off event at Hong Kong during 2009.

He will talk at the Starlight Festival about issues of light pollution and stargazing.

He has offered talks in Chinese for our Asian visitors as well as in English.

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