Sometimes the use of new terminology can invest long-standing areas of research or endeavour with a new lease on life. Unfortunately, it may lead to an undervaluing of previous work that does not fit the new image.
In the U.K., and most developed countries, the spectre of environmental degradation looms large, spawning a whole new vocabulary. The most popular concept at present is "sustainability," leading to the question, "What is the sustainability content of this new course, research project or governmental policy?"