Word: artificiales
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But is an artificial tree so bad? A new study by the well-regarded sustainability firm PE Americas found that owning an artificial tree--as do an estimated 50 million households in the U.S.--caused lower carbon emissions over a decade than did buying real trees 10 years in a...
Ask environmentalists the which-is-greener question, and most will side with the National Christmas Tree Association (NCTA), which represents live-tree growers. "Even if you use a fake tree for 10 years, when you throw it away, it's not biodegradable," says the NCTA's communications director, Rick Dungey...
For De Beers, featuring a human hand with a diamond ring reaching out to an artificial hand:
It's a promise has been at least 15 years in the making. Carpentier, having invented bio-engineered heart valves three decades ago, sought next to create the ultimate artificial heart. His efforts got a major boost in 1993 when the late French media and aerospace magnate Jean-Luc Lagard...
So far, the Carmat heart has been tested in the lab and in animals; it could take up to two years to get the approval needed to begin human trials. Among the issues that still need to be worked out: battery life. One charge, for example, runs anywhere from five...