Sustainable investing was a hot topic in Asia during the bull market, but with the economic downturn, like many other capital-intensive efforts, it fell off the radar screen. Then, US President Barack Obama dedicated roughly one-tenth of his $787 billion stimulus bill to spend on energy and the environment. This is important because it will spark a renewed interest in renewable technologies -- such as windmills, solar power, advanced batteries and hybrid cars -- all technology that Asian companies have been working on. With competition will come lower prices, which in turn will spur on the likelihood of more projects to be developed elsewhere in the world. We talk to Ashley Wilkins,...