Singapore's Deputy Prime Minister Tharman Shanmugaratnam officially launched the city state 's first "green" factory on Thursday.
The building, known as Greenhub, has a nondescript exterior. Its self-tinting windows act as a natural cooler, regulating excess sunlight and heat. The solar panels on the rooftop help offset the office space's annual energy consumption of 160,000 kilowatt hours per year. The excess electricity generated will be sold to Singapore Power. Full story
