13 résultats pour "bighorn"
- Bighorn
- Bighorn: Son nom signifie «à grosses cornes».
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Wyoming (state) - geography.
The basins, which lie in the rain shadow of mountains, are very dry, with an average annual precipitation of about 250 mm (about 10 in) or less; the Great Plains regionhas an annual average of about 380 mm (about 15 in), and the Black Hills region receives slightly more. Thunderstorms and hailstorms are relatively frequent insummer. The annual snowfall ranges from about 500 mm (about 20 in) in the Bighorn Basin to well over 5,100 mm (over 200 in) in the higher mountains, where annualprecipitatio...
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Wyoming (state) - USA History.
The basins, which lie in the rain shadow of mountains, are very dry, with an average annual precipitation of about 250 mm (about 10 in) or less; the Great Plains regionhas an annual average of about 380 mm (about 15 in), and the Black Hills region receives slightly more. Thunderstorms and hailstorms are relatively frequent insummer. The annual snowfall ranges from about 500 mm (about 20 in) in the Bighorn Basin to well over 5,100 mm (over 200 in) in the higher mountains, where annualprecipitatio...
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Montana - geography.
(191 sq mi), is Montana’s largest lake, and the largest natural freshwater lake in the contiguous states west of the Mississippi River. C Climate Climatic regions in Montana coincide roughly with the two major physiographic regions. In western Montana, as compared with the eastern plains area, winters tend tobe milder while summers are cooler. Precipitation is more evenly distributed throughout the year in the west, and it is cloudier and somewhat more humid in all seasons.In addition, the grow...
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Montana - USA History.
(191 sq mi), is Montana’s largest lake, and the largest natural freshwater lake in the contiguous states west of the Mississippi River. C Climate Climatic regions in Montana coincide roughly with the two major physiographic regions. In western Montana, as compared with the eastern plains area, winters tend tobe milder while summers are cooler. Precipitation is more evenly distributed throughout the year in the west, and it is cloudier and somewhat more humid in all seasons.In addition, the grow...
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La bataille de Little Bighorn, enjeux autour du champ de bataille aujourd'hui
Dossier champs de batailles Bataille de Little Bighorn 25-26 juin 1876 Le général George Armstrong Custer (1839-1876) est la personnalité américaine sur laquelle le plus d’ouvrages ont été écrits, juste derrière le président Abraham Lincoln. D’abord héros de la guerre civile, dans les esprits de tous les Américains il est associé à la controverse autour de cette bataille qui fut sa dernière : la bataille de Little Bighorn. De nombreux films et ouvrages se centrent ainsi sur « Custer’s L...
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North Dakota - geography.
Bismarck, the growing season averages 134 days, as the average date of the last killing frost is May 11 and that of the first killing frost is September 22. The length ofthe growing season drops to about 110 days in the northerly reaches of the state. The long periods of summer sunshine at this latitude, providing as much as 16 hoursof daylight in summer, help crops to mature quickly, thus compensating somewhat for the relatively short growing season. Temperatures in the north are, on the averag...
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North Dakota - USA History.
Bismarck, the growing season averages 134 days, as the average date of the last killing frost is May 11 and that of the first killing frost is September 22. The length ofthe growing season drops to about 110 days in the northerly reaches of the state. The long periods of summer sunshine at this latitude, providing as much as 16 hoursof daylight in summer, help crops to mature quickly, thus compensating somewhat for the relatively short growing season. Temperatures in the north are, on the averag...
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New Mexico - geography.
New Mexico’s major river is the Río Grande, originating in southern Colorado, and flowing southward for 760 km (470 mi) through the state. Between the San LuisValley and Española Valley the river flows in a deep canyon known as the Río Grande Gorge; then, below White Rock Canyon, it flows through several valleys containingagricultural land. Most of the water of the Río Grande is used to irrigate these valleys. The Río Grande’s waterflow in New Mexico is extremely low. One of the major tributarie...
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New Mexico - USA History.
New Mexico’s major river is the Río Grande, originating in southern Colorado, and flowing southward for 760 km (470 mi) through the state. Between the San LuisValley and Española Valley the river flows in a deep canyon known as the Río Grande Gorge; then, below White Rock Canyon, it flows through several valleys containingagricultural land. Most of the water of the Río Grande is used to irrigate these valleys. The Río Grande’s waterflow in New Mexico is extremely low. One of the major tributarie...
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Sheep - biology.
fine-wool or crossbred ewes, they are bred to rams of the Down breeds for the production of lambs for meat. The bands may be moved from place to place to takeadvantage of cheap feeds and natural forage. Similar operations are used on lands with developed pastures. If abundant forage is available, the lambs may bemarketed directly after weaning. If the lambs have not reached marketable condition, they may be moved to feedlots and given additional food before they are sold. Some breeders specializ...
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Yellowstone National Park Trip Planner
1 Explore Yellowstone safely You must stay on boardwalks and designated trails around hydrothermal features. Delicate formations and crust surrounding them is thin and breaks easily, and often overlies scalding water. Visitors have died in them. • To x i c gases exist at dangerous levels in some areas. If you feel sick, leave immediately. • Pets are prohibited in hydrothermal areas. • Swimming is prohibited where water f lows entirely from a hydrothermal spring or pool. Wher...