Sentence examples for controversial concept from inspiring English sources

Historically, it's actually a very controversial concept that hasn't always been held up as the ideal.

In the early 1980s a controversial concept known as the supercontinent cycle was developed to address this problem.

Lifar first experimented with this controversial concept in Icare (1935; "Icarus"), in which he created the title role.

He wrote widely on international law, a controversial concept at the time, not least because of the abject failure of war crimes prosecutions after the first world war.

It is a controversial concept, relying on the fanatical enthusiasm of children for fresh content and collectibles, and gating elements of the experience that require new toys.

It's a notion I have been talking about for some time, but it is a controversial concept that often provokes strong disagreement.

Not only is it non-statutory – leaving it fighting for space in an already overcrowded curriculum – but explaining complex and potentially controversial concepts to young children can be a daunting prospect.

It has also opened the door to new controversial concepts: "designer babies," carrying certain selected genes; pre-implantation genetic diagnosis, which allows the possibility of choosing the baby's sex; and human cloning.

The lack of negative emotion may reflect the co-opting and rebranding of controversial concepts suggested by Brooks and Wiley, Eldredge and Gould, and many others.

The hypothesis that phytophagous insects regulate ecosystem processes is one of the most important and controversial concepts to emerge from research on insect ecology.

Evolution theory is a difficult concept to teach in a biology class because teachers fearing confrontation with students often avoid controversial concepts such as evolution (Nickels et al. 1996).