[DOC] [TLE] Africa: Physical Geography - National Geographic Society [PAR] Jan 4, 2012 ... Some of these regions cover large bands of the continent, such as the ... A 
dromedary camel conserves water by changing its body ... Savannas, or 
grasslands, cover almost half of Africa, more than 13 ... even more diverse, with 
an estimated 8,000 plant species documented. .... Also called desert pavement. [DOC] [TLE] Grasslands - Dictionary definition of Grasslands | Encyclopedia.com ... [PAR] It is estimated that grasslands once covered as much as 25 to 40 percent of ... 
Other extensive grasslands are (or were) found in Europe, South America, Asia, 
and Africa. ... These nutrients, however, are made available to plants when 
plowing ... Some tropical grasslands can be more productive than temperate 
grasslands. [DOC] [TLE] AN OVERVIEW OF PHYSICAL GEOGRAPHY OF AFRICA [PAR] The Sahara Desert, the largest of its kind anywhere in the world, is over 10.4 ... 
up of the pre-Cambrian basement rock overlain in part by sedimentary cover of a 
... and sedimentary rocks of great hardness (collectively known as 'basement ... is 
underlain primarily by Precambrian rock that dates back to more than 600 years. [DOC] [TLE] Grasslands -- National Geographic [PAR] Will shooting its rivals help? ... In the U.S. Midwest, they're known as prairies. ... 
About one quarter of the Earth's land is covered with grasslands, but many of 
these ... Grasslands in the southern hemisphere tend to get more precipitation 
than those ... One such tropical grassland, the African savanna, is home to some 
of the... [DOC] [TLE] Grassland - Wikipedia [PAR] Grasslands are areas where the vegetation is dominated by grasses (Poaceae), 
however ... Existing forest biomes declined, and grasslands became much more 
... These grasslands contain many species of wild plants  grasses, sedges, 
rushes .... the African savanna regions support a much greater diversity in wildlife 
than... [DOC] [TLE] Chapter 3 GRASSLANDS OF SOUTH AFRICA - Food and ... [PAR] Grazing resources are more than simply edible herbage: many other factors have 
... South Africa's population is estimated at 40.6 million (Stats SA, 1996), .... (Plate 
3.1), with a carrying capacity of 30 to 40 ha per Livestock Unit (LSU). ... In general
, the natural vegetation of these regions is less useful for livestock production. [DOC] [TLE] Grassland of the world - Food and Agriculture Organization of the ... [PAR] Grazing resources are more than simply edible herbage: many other factors have 
to ... area is estimated at 52.5 million square kilometres, or 40.5 percent of the 
terrestrial ... with less than 10 percent tree and shrub cover and wooded 
grassland as 10-40 ... In this study, grassland is used in its wider sense of 
grazing land . [DOC] [TLE] Grassland of the world - Food and Agriculture Organization of the ... [PAR] All eastern Africa is in the tropics, but its grasslands cover a very wide range of 
altitudes. ... These comprise extensive semi arid to arid grasslands, savannah, ... 
and it is predicted to increase another 40 percent by 2015 (FAO, 2000). .... There 
are an estimated 1 000 species of grass indigenous to the region, with more than
... [DOC] [TLE] Grasslands - Marietta College [PAR] Grasslands, prairies, steppes, plains - all these names describe the biome where 
... Also, be aware that there are plants called "grasses" that are not true grasses (
just ... This species is unusual in its family (Sphingidae) as most of the others are 
... but a few African animals seem more at home in a grassland than a savanna,... [DOC] [TLE] Grass - New World Encyclopedia [PAR] Aug 25, 2008 ... It is estimated that grasslands cover about 20 percent of the earth's land area. ... 
An overview of these other "grasses" is presented in the section on "grasses" ... 
Most grasses send out creeping stems, called stolons if they grow above the ... 
grown for grain, since they produce more seeds than perennials. [DOC] [TLE] Mexican Grasslands and the Changing Aridlands of Mexico: An ... [PAR] introduction and

Question: It's estimated that more than 40% of Africa is covered by grasslands called these
Answer: savannas