reasonable explanation for why the dinosaurs became extinct
The last dinosaurs died approximately 65 million years ago. Although the cause of their extinction is still a mystery, climatic change, diseases, changing plant communities, and geologic events could all have played a role.Lately, dinosaur extinction theories have been the subject of much debate and controversy. giant meteorite, they reason, could have landed with an impact that kicked up enough dust and debris to block out sunlight for a long time â leading to a deadly chain of events. Without the sun, all the plants died; without the plants, all the plant-eaters died; and without the plant-eaters, all the meat-eaters died.