Cluster: Science
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Save the soap!
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Nature is worth billions, say scientists
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Researchers strive to make solar energy sustainable
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Different hives make sticky situations for beekeepers
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Migros says packaging protests will help develop its policy
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Call for more Swiss promotion of cycling
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Putting the planet first
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Controversial Jungfrau railway project gets greenlight
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Storms contaminate Zurich water and hinder air traffic
