UNIT 3 Data to Remember

How much of present-day land cover is: Forest

31% worldwide, unequally distributed

17% australia found primarily on the coast

temperate and tropical regions

How much of present-day land cover is: Grassland

40% worldwide, found in clusters

70% australia

between forests and deserts at subtropical latitudes

How much of present-day land cover is: Tundra

10% worldwide

0% australia

in and close to polar regions

all found 60° north

How much of present-day land cover is: Barelands

35% worldwide uneven and sparse

35% australia

tends to be in countries close to the equator

How much of present-day land cover is: Wetlands

6% Worldwide

6% Australia

found below the arctic and tropical regions and on the coast

How much of present-day land cover is: Ice

10% Worldwide evenly in polar and arctic regions

made up of ice sheets, glaciers and sea ice

How much of present-day land cover is: Water

71% of the worldwide

How much of the earths surface was covered by ice during the LGM

8%

How much of the earth land surface was covered by ice during the LGM

25% during the LGM

11% Present-day

How much did the temperature rise near the south pole during the warm event

4°

How much of earths surface was covered in forest during the HCO

47% worldwide