（作者为复旦大学国际关系与公共事务学院教授）
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The Biden administration enacted over $198 billion in clean energy projects, the largest investment of its kind. People who lived close to the renewable energy and green manufacturing facilities noticed the investments, but were more likely to credit governors for it than the Biden administration.，详情可参考新收录的资料
What are Moon phases?According to NASA, the Moon takes about 29.5 days to orbit the Earth. Over the course of this period, it moves through eight recognisable phases, what we call the lunar cycle. While the same side of the Moon always faces us, the amount of its surface lit by the Sun changes as it continues along its path. The shifts in sunlight create the different appearances we see from Earth, ranging from a fully illuminated Moon to a thin sliver or near darkness. The eight phases are:
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