Click here to start
Table of contents
PLANETARY SCALE EVENTS AND EVOLUTION Ashok Sahni Panjab University Chandigarh
Slide 2
Planetary Scale Events
Biodiversity Through Time-several extinction events
Greenhouse Earth and CO2 PAL
PTB- THE GREATEST EXTINCTION
The Indian Raft:
Slide 8
Asteroid Impacts
The Asteroid Fallout in India
Probability Curve: Asteroid Impacts
Slide 12
Slide 13
Slide 14
Slide 15
Slide 16
Slide 17
Events: Rift, Drift, Collision
Species Differentiation and Origination on the drifting Indian Island Subcontinent
Island Ecosystems: Does the Indian Raft validate the hypothesis?
The Indian Raft and “Out of India”
Combined Data for all Margins of the Indian Plate during Palaeogene (Sahni and Kumar 1974)
Oligo-Miocene Dispersal of Laonastes “Out of India”Climatic Zones shift Eastwards
Slide 24
The Price for breaking Convention