William Kamkwamba: How I harnessed the wind
When he was just 14 years old, Malawian inventor William Kamkwamba built his family an electricity-generating windmill from spare parts, working from rough plans he found in a library book.
Read MoreWhen he was just 14 years old, Malawian inventor William Kamkwamba built his family an electricity-generating windmill from spare parts, working from rough plans he found in a library book.
Read MoreLai Chi Wo, surrounded by hills and bordered with mangrove along the shoreline, is one of the most...
在香港有逾三百年農村歷史的荔枝窩,三面環山,東臨大海,海岸長著一片紅樹林,不但擁有豐富的自然資源,更是香港保存最完好和具規模的客家村落之一,是珍貴的文化遺產。自2013年起,由林超英先生發起及促成政府...