Living in Geologic Time: Navigate the prolific boneyards and shifting boundaries of Grand Staircase-Escalante and Bears Ears National Monuments.
dinosaurs
Posted inResearch Spotlights
Cool Oasis for Cretaceous Feathered Dinosaurs
A new study found that the Jehol Biota had chilly temperatures and high altitudes when feathered dinosaurs roamed the slopes.
Posted inNews
A Little-Known Mass Extinction and the “Dawn of the Modern World”
Volcanic eruptions in what is now western Canada may have triggered a million years of rain and a mass extinction that launched the reign of the dinosaurs.
Posted inNews
Asteroid Impact, Not Volcanism, Likely Spelled Dinosaurs’ End
Using climate and habitat modeling, researchers show that solar dimming caused by an asteroid impact would have plunged the world into an “impact winter” and decimated dinosaur habitats.
Posted inNews
Signatures of Dinosaur Poop Found in Cretaceous Coal Seams
Coal analysis suggests that plant-eating dinosaurs, by walking kilometers between their picnic areas and their toilets, distributed important nutrients widely and boosted ecosystem health.
Posted inNews
Climate Warming May Have Helped Kill the Dinosaurs
New evidence indicates ancient warming spells that coincided with prodigious volcanism and a powerful meteorite impact, both seen as possible causes of mass extinctions about 66 million years ago.