Reuters: Beijing-based clean energy investors are enlisting foreign and local interest, as financiers show increasing faith in China’s ability to meet tough goals to clean up its coal-based economy. The China Environment Fund, for example, has just tapped foreign investors to top up its clean energy fund to US$250 million. It counts Beijing’s Tsinghua University, famous for its engineers, as a significant shareholder. China is in the spotlight for its much dirtier, coal-based power …