Fog harvesting: How to get water from the clouds
Fog is a cheap and abundant source of fresh water, especially in remote dry regions. And it also has great potential for cities. How does fog collection work, and where it is already being used?
CNA46m
In Pictures: Bangkok’s street food sellers are key to the city's appeal, but their days may be numbered
Ms Nampueng Thong-auam and Mr Somjai Bangsuwannarat have witnessed history on many occasions from their vantage spot in ...