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Study
Ecology 4
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Restart
save water
oszczędzać wodę
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green playground
zielony plac zabaw
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environment
środowisko
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led lights
światła led
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turn on
włączyć
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solar panels
panele słoneczne
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turn off
wyłączyć
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bike parking
parking na rowery
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recycling bin
kosz na śmiecie segregowane
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energy
energia
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