Home > Preview
The flashcards below were created by user
on FreezingBlue Flashcards.
- humans evolve
- tree species richness declines
- herbaceous species dominate
The Ice Ages
- a series of glacial
- periods followed by interglacial periods
- Pleistocene epoch, Quaternary period
- at least 14 in the last 2 million years
mountain peaks not covered by ice
What would you like to do?
Home > Flashcards > Print Preview