Sustainable Technologies
Sustainable technologies work to reduce waste while maintaining efficiency. Learn about new ways to reduce your environmental impact in this section.
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As far back as 1500 B.C.E., people were trying to purify water to make it drinkable. And we're still at it. Today inventors use tools as simple as clay and as sophisticated as carbon nanotubes to bring clean water to the world.
Wine pomace - the portion of grapes left over from winemaking - has a variety of uses, from fertilizer to a nutrition-enhancing ingredient in foods.
From the chemicals that pollute and the massive use of water, the traditional method of dyeing blue jeans is an environmental disaster. Nanoparticles made from wood pulp might be the answer to the problem.
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There are seven different numbers you might see on a plastic container. And each number has its own meaning.