May 152017
 

Audrey Larson, 13, an eighth-grade student at Dag Hammarskjold Middle School, talks about her invention at the Wallingford Public Library, Monday, May 15, 2017. Larson sought to create a partial solution for climate change by placing panels of plants above …
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May 142017
 

1. A high-tech sieve that makes the ocean drinkable

Yes, you can already turn the ocean into drinkable water through existing, industrial-scale desalination plants. But these plants are often costly and can damage the environment: They use large amounts of energy, produce greenhouse gases and can harm marine life.
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