From weatherizing our homes to planting trees in our communities, there are countless ways for every American, young and old, to get involved.
从改善我们住房的性能到为我们的社区植树，每一个美国人，不分老幼，都可以通过无数方式参与其事。
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We’ll save taxpayers $2 billion a year by making 75% of federal buildings more energy efficient, and save the average working family $350 on their energy bills by weatherizing 2.5 million homes.