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March 04, 2007Artificial TreesPlayYou?ll remember from school?trees take up carbon dioxide and produce oxygen. Might an answer to global warming be to engineer artificial trees?...moreShareView all episodesBy The National Academy of Engineering322 ratingsMarch 04, 2007Artificial TreesPlayYou?ll remember from school?trees take up carbon dioxide and produce oxygen. Might an answer to global warming be to engineer artificial trees?...more
You?ll remember from school?trees take up carbon dioxide and produce oxygen. Might an answer to global warming be to engineer artificial trees?
March 04, 2007Artificial TreesPlayYou?ll remember from school?trees take up carbon dioxide and produce oxygen. Might an answer to global warming be to engineer artificial trees?...more
You?ll remember from school?trees take up carbon dioxide and produce oxygen. Might an answer to global warming be to engineer artificial trees?