• highland: once foreseted
○ Mammalian species : forest dwelling
○ Subfossils
○ Pollen spectra
• Researchers:
○ Bourgeat: changing climate
○ Dewar: seasonal lack of rainfall
○ Raison: dry season and winds
• However
○ Large quantitative of water
○ Water balance
244.high land
P1 - Several evidences support the idea that the Highlands were once forested:
M's living mammalian species
Subfossils of extinct animals of the forest
Pollen spectra
P2 - Some researchers interpret differently:
B: a changing climate
D: Lack of rainfall
=> R: in response to a long dry season and winds
2 ignorances: 1. L and M hold water
2. fog drip and dew