曾经登上南极、北极及地球高极的珠穆朗玛峰的香港环保先锋李乐诗著有“三极宣言”。
The Hong Kong Environmental pioneer , Joyce , Lee Lok See , author of The Poles Declaration had been to the antarctic , north-pole and the Everest mountain range – the highest peaks in the world .
李乐诗