ENERGETIC EXERCISE

摘要

We don't want to go back to the 1970s when, for the sake of saving energy, people had high pressure sodium in offices,' Mike Simpson,rntechnical and design director of Philips Lighting, said recently. But, legislation - and a certain moral imperative - is becoming less likely to give quarter to arguments for quality. So, how do you balance the advantages of good lighting environment (aesthetics, sense of well-being, commercial benefits and so on) with carbon concerns? Is it always a trade-off?