MESOZOIC ERA

252-66 MILLION YEARS AGO

ORGANISMS THAT LIVED DURING THIS TIME

Different time periods in the Mesozoic era

1.) CRETACEOUS ( 144 million years ago)

2.) JURASSIC ( 213 million years ago

3.) TRIASSIC (248 million years ago)

What was earth like

During the triassic period the earths tempature was very high and the interior of Pangea was covered with large deserts, during this time there was also a rise in water tempature and water level, there were also strong and violent changes in the seasons. During the Jurassic period the earth began to break up into the two super continents of Laurasia and Gondwana, at first there was strong seasonalitys with a hot and dry climate , but it later changed to a moist humid climate aroun the globe. The Cretaceous period had no polar ice in the beginning but later seasonality increased and polar ice started to form along with a drop in the sea level. The continents during this time period also had started to ge their modern day look that they have today.

MESOZOIC ERA VIDEO

INTERESTING FACTS

1.) the continents of Pangea, Laurasia and Gondwana were all part of this era

2.)the dinosaurs all lived during this time

3.) climates were much more tropical In nature and had much more plant life

4.) include three basic periods, the Triassic Jurassic and the Cretaceous periods

5.) there was little or no polar ice during this time

6.) during the Mesozoic era meteor impacts were frequent and killed many species