| Unit Title | Author | |
|---|---|---|
2021 | ||
| Valerie Adams | ||
| Keywords: Carbon, carbon cycle, Chemical reaction, Electron, energy, Energy level, Photon, Photovoltaic, Solar, water, Wind | ||
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2014 | ||
| Winnie Chan | ||
| Keywords: Biology, carbon cycle, Environmental Science, farming, Food, nitrogen cycle, water cycle | ||
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| Anna Herman | ||
| Keywords: bio-building, carbon cycle, circular economy, compost, environmental solutions, food waste, green economy, municipal solid waste, sustainability, sustainable economies, Zero waste | ||
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