At the time, during the Late Triassic period
, atmospheric carbon dioxide (CO2) levels were four to six times what they are today.
1 Elgin - Several fossils of reptiles from the Triassic period
(230million years ago) have been found around Elgin.
The fossils of a big-flippered sea creature may bridge the gap between landlubbing and water-dwelling reptiles of the Triassic period
The mineralogist and his colleagues from the University of Alberta in Canada and universities in the USA and Spain have produced a comprehensive study of the chemical composition of the Earth's atmosphere since the Triassic period
The pair was living in the Kasoo Basin, which belonged to the ancient supercontinent Gondwana at the start of the Triassic Period
As you enter the exhibition, you come across a timeline from the Triassic period
to the present day, before going on to exploring the Jurassic specimens presented in a very atmospheric way.
We begin in the Triassic period
, and watch the first dinosaur of the night, the herbivore Plateosaurus, take on and defeat the carnivorous Liliensternus in a battle over the Plateosaurus babies.
As the show opens, a friendly palaeontologist tells us about plate tectonics and the differences in the Earth's atmosphere at the start of the Triassic period
These bones are from the Upper Triassic period
, and are approximately 200-210 million years old.
The show includes the tyrannosaurus rex, the terror of the ancient terrain, as well as the plateosaurus and liliensternus from the Triassic period
, the stegosaurus and allosaurus from the Jurassic period and torosaurus and utahraptor from the awesome Cretaceous period and the brachiosaurus.
Finds like this reinforce the importance of Petrified Forest in helping to drive global research on the Late Triassic Period
and the very origins of dinosaurs.
He continued: "The Anchisauripus was a small dinosaur no more than the height of a human being, and lived in the Triassic period
between 230 to 195 million years ago.