非盈利性环保组织，地球宣言正在倡导这项“绿色屋顶计划”。

The environmental nonprofit group Earth Pledge is promoting a Green Roofs Initiative.

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而德国计划从7月起降低回购电价，屋顶太阳能降低16%，地面电池板降低15%。

But Germany has proposed cuts to its feed-in tariffs from July, by 16 percent for rooftop solar power and by 15 percent for ground-mounted panels.

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一项将太阳能电池板装入屋顶的加州太阳能启动计划在2007年实施时，仅有2%的组件是中国制造。

When the California solar Initiative, a scheme for getting solar panels onto roofs, got under way in 2007, just 2% of the modules used were Chinese.

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