求翻译：为增强长江、珠江等大江大河流域以及沿海地区森林防护功能，2001年，启动实施了长江流域等防护林建设工程，包括长江流域、珠江流域防护林、沿海防护林工程、全国平原绿化工程。涉及26省958个县。是什么意思？

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To enhance Yangtze River, the Pearl River Basin as well as major rivers, such as coastal forest protection features, 2001, and began to implement the SFA Yangtze River basin, such as construction projects, including the Yangtze River basin, and the Pearl River Basin shelter forests, coastal Shelterb

In order to strengthen big rivers basins as well as the coastal area forest protection function and so on the Yangtze River, Pearl River, in 2001, the start has implemented protective forest construction projects and so on Yangtze valley, including Yangtze valley, Pearl River basin protective forest

To enhance forest along major rivers such as the Yangtze River and Pearl River basin and coastal areas protection, 2001, started implementing a protection forest construction in the Yangtze basin, including the Yangtze River basin and the Pearl River watershed protection forest, coastal protection f

In order to strengthen large river valley of great river and coastal area forest such as the Changjiang River, the Pearl River to protect the function, 2001, start to implement shelter forest construction project such as the Yangtze River valley, including shelter forest, coastal shelter forest proj