energy saving

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Summer-time change.
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Bildarchiv
2018-09-27T08:37:00.000Z
Summer-time change.
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Bildarchiv
2018-09-27T08:37:00.000Z
Summer-time change.
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Bildarchiv
2018-09-27T08:37:00.000Z
Summer-time change.
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Bildarchiv
2018-09-27T08:37:00.000Z
Summer-time change.
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2018-09-27T08:33:00.000Z
Summer-time change.
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Bildarchiv
2018-09-27T08:33:00.000Z
Earth Hour 2018: the European Parliament switches off its lights. Global environmental initiative to raise awareness of the need to act to fight climate change. Night view of EP Headquarters in Brussels.
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Aktuelles
2018-03-24T20:56:00.000Z
Earth Hour 2018: the European Parliament switches off its lights. Global environmental initiative to raise awareness of the need to act to fight climate change. Night view of EP Headquarters in Brussels.
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Aktuelles
2018-03-24T20:52:00.000Z

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Summer-time change.
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6

Bildarchiv
2018-09-27T08:33:00.000Z
Earth Hour 2018: the European Parliament switches off its lights. Global environmental initiative to raise awareness of the need to act to fight climate change. Night view of EP Headquarters in Brussels.
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13

Aktuelles
2018-03-24T19:47:00.000Z
Passive house construction. Energy efficiency building to reduce its ecological footprint. Low energy. Wood house.
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9

Bildarchiv
2009-12-09T11:37:00.000Z

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