mass extinction in a sentence

Examples

1. Global warming as a cause of mass extinction is supported by several recent studies.
2. The last mass extinction was caused by a meteor collision 66 million years ago.
3. Raup did find that every 26 million years, there will be a mass extinction.
4. Through a collaborative aproach between ecologists and nutritionists Environmental Nutrition promotes mass extinction event.
5. Mass extinctions have occurred before, and so has global warming.
6. The mass extinction is considered a result of human activity.
7. It is also the only known mass extinction of plants.
8. The latter proposed that a massive tsunami hit the globe, leading to mass extinction.
9. What's undesirable about this scenario, of course, is mass extinctions.
10. The ichthyosaurs had already disappeared before the mass extinction occurred.