Quartenary Flashcards
What is the quartenary period characterised by?
Votality and decreasing temperature
What are the three things that humans can find out while studying the quartenary period?
Hazards, archaeology, climate
What are the three parts of the quartenary period?
Oribital forcing .1
Global warming - decadal - 21st century
Abrupt Climate change - .2 - sub-millenial
What were milankovitch’s three discoveries?
Eccentricity Variations, Tilt of earths axis, Procession of equinoxes
How do people test o16 conc levels in the ocean over time?
Foraminfera
When is the marine isotope stage?
Holocene
What is a pacemaker for change?
orbital forcing
What are the other alternatives to climate chnage today ?
Solar variability and Volcanic cooling
What are the other alternatives to climate change today ?
Solar variability and Volcanic cooling
When was the medieval warm period
800 - 1200