将下列段落翻译 In the 21st century, we cannot emphasize too much the importance of energy. The utilization of traditional energy had done adverse impact on human society, and we had to exploit clean and renewable energy for the sustainable development and reducing reliance on fossil fuels. Also, there is a shift from non-renewable sources to bio-energy due to continuous depletion of fossil fuels. They significantly decrease emissions of harmful gases such as SO x , and NO.