Posts in Learn
What is pollution?
LearnElna Bau
What is food waste?
LearnElna Bau
What is compost?
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What is a landfill?
LearnElna Bau
Garbage in New York City
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What is recycling?
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What is a footprint?
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When does waste start?
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What are Needs & Wants?
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What is deforestation?
LearnElna Bau