It's a slow dawn for green and clean solar power Its increased use depends on one factor: Can its costs compete with electricity from power stations? <A HREF="http://straitstimes.asia1.com.sg/techscience/story/0,4386,258370,00.html" target="_blank">http://straitstimes.asia1.com.sg/techscience/story/0,4386,258370,00.html</A>?