Eocene
geo:time:epoch:eoceneEocene Epoch (56–33.9 Ma): warm greenhouse climate (Eocene Optimum); first grasses; first whales (archaeocetes); India-Asia collision begins Himalayan uplift; ends with Grande Coupure cooling.
Eocene Epoch (56–33.9 Ma): warm greenhouse climate (Eocene Optimum); first grasses; first whales (archaeocetes); India-Asia collision begins Himalayan uplift; ends with Grande Coupure cooling.