将下面这篇英文文章翻译成中文。您的输出应该是完整的翻译。


Today marks the 50th anniversary of Earth Day, a day where we focus on environmental protection and sustainability. This year's theme is climate action, and while the current global health crisis has forced many events to move online, there are still ways to participate from home. Take a moment to educate yourself on ways to reduce your carbon footprint and make a positive impact on the planet.
今天是地球日的50周年纪念日，这是一个专注于环境保护和可持续发展的日子。今年的主题是应对气候变化，虽然当前全球健康危机迫使许多活动转移到了线上，但仍然有办法可以在家中参与。请花时间学习减少碳足迹的方法，并为地球做出积极的贡献。