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Temperate grasslands : prairie

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matthew janus

on 22 October 2012

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Transcript of Temperate grasslands : prairie

TeMPerate grasslands
(PraIrIe, Pampas, steppes, veldt) FARMING The Breadbasket of the world WHEAT CORN Dairy Farming HOT SUMMERS
COLD WINTERS clImate/ Weather Winter- low -40 degrees Fahrenheit Summer-go over 100 degrees Fahrenheit RaIn late spring
early summer 10-30 inches of rain alot of rain wildfires
every 1-5 years
doesn't penterate into the underground root system WEATHER/clImate moist in outer regions drier in center long dry period during summer 1930s DUST BOWL DROUGHT +
Strong winds = dust storms wild fires would remove the dead grass to let
healthy grass and early flowering species to grow psoraleas WILD INdIgo BLAZING STARS ASTERS AND GOLDENRODS PLANTS BUFFALO GRASS tan in winter lavender in autumn dry season - brown drought, heat, cold resistant burs protect seeds from fIre
soIl protects the growing one of most important
grasses for animals fertile upper layers
nutrient-rich from growth and decay of branched grass roots

grasses hold soil together and are only able to survive SOIL/ root system usually thin
and dry Pronghorn elk, bison, wolves, coyotes ,prairie dogs, foxes, black-footed ferrets, snakes, lizards, insects, birds of prey AnimALS dormant and growing season underground water storage system the major food source for many predators. empty burrows used by the Burrowing Owl, the Texas Horned Lizard, the Black-footed Ferret, rabbits and hares. They also cut down large weeds and brush which keeps the prairies from overgrowing PraIrIe dogs Live from Canada to northern Mexico. They live in burrows which usually have two or more entrances to bring in fresh air and for escapes in times of trouble. They make their burrows connecting to each other. They come out during the day to eat. diets mostly of grasses and herbs. also eat grasshoppers and other small insects. mate in the early spring, from February to March. work on their burrows from sunrise to sunset
problem - the farmer's cattle and livestock can step into a burrow and break its leg. Human activity CATTLE RANCHING Theodore Roosevelt National Park in North Dakota WHAT TO DO? Badlands National Park in South Dakota Scotts Bluff National Monument of the Nebraska plains mixed grass prairie avoid getting too close
to bison don't touch the stinging nettle watch the majestic animals and hIke around a national park looking at the beautiful scenery. Help on a farm and see one of the first steps to how your food is made big bluestem grass, stinging nettle, coneflower, indian grass, blue grama
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