Word: environmentalism
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Dates: during 2000-2009
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You may have missed it in biology class, but in some finned species, like the Atlantic silverside - as well as in many reptiles - sex is determined not by genetics but by temperature: the undifferentiated embryo develops testes or ovaries on the basis of whichever option conveys evolutionary advantages for that...
I don't want to single out iPods. Any personal listening device out there has the potential to be used in a way that will cause hearing loss. We've conducted studies of a few MP3 players and found very similar results across the MP3 manufacturers. Some in-the-ear...
How can a former anti-litter activist support plastic bags? Joseph points out, and some environmentalists agree, that in many ways paper bags are just as bad for the environment as plastic ones. While paper bags decompose, they also release methane while doing so. While plastic bags are sometimes made...
There was a time when city dwellers could more or less provide for their own food needs, but since the Industrial Revolution, the distance from field to fork has greatly increased--the average meal now travels 1,500 miles (2,400 km) to reach your plate. And, notes Bela, "the...
The trend toward city farming is already big in Canada and Europe and is gaining ground in the U.S. amid escalating concerns about the environment, pesticides and food safety in general. "Knowing exactly where your food comes from is a concern for a lot of people in the face of...