Status. The current widespread synanthropic species.
Distribution. Has a cosmopolitan distribution in human settlements, the natural habitat of the region - South and South-East Asia and Africa south of the Sahara. In Saratov region is found everywhere in the settlements. Besides the ubiquitous commensal and wild populations. For example, in the south-west of Volga are confined to crops and fallows buryanistoy successional stage (Oparin et al, 1999), in the floodplain. Khoper - to thickets zhestkostebelnyh grasses on non forested areas in the valley. Ursa settlement house mice stored for Read more [...]
In the east, the coast of the Atlantic Ocean, are Brazilian and Guiana Highlands, the Patagonian plateau. In the far west and northwest of the continent, repeating shapes its shores by 9 thousand miles stretches the world's longest mountain range of the Andes and South American Cordillera, consisting of parallel or nearly parallel ridges and intermontane valleys.
From the point of view of the possibility of extreme events in the Andes should be viewed only in the northern, central and the Chilean-Argentine Andes.
Northern Andes, lying in the equatorial and subequatorial belt - is actually Read more [...]
The basic principle of behavior for avalanche danger and getting in the shower can be the words of the well-known saying: "Saving the drowning - the hands (and feet first head) of drowning."
The fact is that being in an avalanche of more than 2 hours, usually lethal threat, while at the same time hope for the rapid emergence of the order, and the more rapid deployment of activism often and hope.
Rather extensive analysis of statistical data shows that the majority (70%) caught in an avalanche were found at a depth of less than 2 m at discontinuities in the flow of snow stones, Read more [...]
Life and customs of these hunters, fishermen and ordinary villagers described simply, but with great love and even envy, admits director Dmitry Vasyukov.
"Happy people - is the name without any hidden meaning, without Aesopian language, without any interpretation. Just like that - happy people. Because they are really happy. I never thought it would ever be, so can feel and live people in our country, "- said director of" Happy People "Dmitry Vasyukov.
To show the beauty and truth of life in the village of Siberians Bakht Turukhansk district, a group of filmmakers from Moscow Read more [...]
For a group of 4-8 people is enough to have a saw and two axes - one tourist, with a wooden or metal rubberised handle, the other - a carpenter, a better long-ax - suchkorub.
Tourist hatchet used for smaller works, tents, fish cutting and carpentry - for equipment camps indiscriminately debris, firewood, construction smokehouse, etc. For these purposes intended and two-handed saw.Before you hit the road, axes, and to sharpen the saw should be good to do for them from the bright fabric covers with drawstrings, and ax handles and saw paint in bright red: so they will be more visible in the grass Read more [...]
In ex. Virgin territory in marmot found rikketsni Burnet (Karulina, 1961 b). There is speculation that a few centuries ago, when lazybones was widely distributed in the steppes of Europe, there are natural foci of plague (Gromov et al, 1965). In Northern and Central Kazakhstan marmot plague disease were detected.
In the spring of 1959 in the south of the lakes Tselinograd mass mortality water rats (probably from tularemia). In this same period of the lake. Shoindykul neranenyh found two well-fed, the recently dead marmot. The cause of death is the same as that of the rat, as such we will Read more [...]
Sunglasses protect the eyes from the action of the sun when driving on snow and firn slopes and are necessary even in cloudy weather. Points are green or yellow or smoked glass in a metal frame. In the frame should have openings for ventilation, otherwise the points are covered with perspiration. The edges of the frame covered with leather or cloth. Climber must have two points of Lara, one of them with a lighter glass. Take a second pair of glasses as a spare in case of breakage, as you can easily go blind if you go without glasses. Read more [...]
Typical European tree. Does not go north of Vologda, Kirov, Perm, in the east comes to the Urals. It grows in the forest and steppe zones, rises in the mountains of the Crimea and the Caucasus. The steppe zone is formed on the beams so called bayrachnye forests, sometimes found in floodplains. In the forest, oak forms a small compact crown, but in freedom spreads its thick branches twisting away to the side, closing times, like a tent, almost a quarter of a hectare. Live 300-400 years, reaching a height of 40 m, with a trunk diameter of more than 1 m Some trees live to be 500 or even 1,000 Read more [...]
Gone camping, travel and other cases is often a need to determine the distances to reach objects, measuring their length and height, to determine the width of a river or other obstruction, and in determining the height of the tree, in the calculation of the remaining path to the final goal, etc.
In military practice, where the calculations always have to use relations between angular and linear quantities, instead of degrees of measures used artillery (linear), a simple and convenient for quick priblizhepnyh calculations. As a unit of angular measures gunners take a central angle of the circle, Read more [...]
In appearance can distinguish three age groups: piglets (yearlings), pigs (two-year) and adults. Particularly easy to distinguish pigs and adults, it is harder to distinguish pigs as large gilt can be confused with a pig.
The pigs are smaller, lighter colored adults (light color remains until the year) and a long-legged. In pigs (in the 2nd year of life) developed withers, grows hair along the back. Adult animals heavier pigs, stubble on his back grows stronger. This is particularly manifested in contrast bulls.
In the field, distinguished from adult male pigs is possible, and not only Read more [...]
The surest way to disinfect water - it boiling at least 8 - 10 minutes. If the liquid is taken from suspicious or highly contaminated source (which is allowed only in extreme cases), simmer for half an hour it should.
For more antiseptic effect (depending on location) to the water boiling, you can add:
- Young branches of spruce, pine, fir, cedar, juniper - 100-200 g per bucket. Deposited on the bottom of the brown, insoluble precipitate can not drink. - The bark of willow, willow, oak, beech, birch bark young - 100 150 g in a bucket of water and boil for 20-40 minutes, or pressing in warm water Read more [...]
Status. The small species with relatively stable habitat and relatively stable numbers.
Distribution. The range is extensive and covers the Central Plains, Central and South Asia, Kazakhstan, and lives in the North Caspian. In the Saratov region in the Volga distributed through whose territory the border north-western part of the range. Early in the last century along the left bank. Volga reached the latitude of Wolski (Orlov, 1929). Later, the border area has moved considerably to the south, already in the 1950s. AS Stroganov (1954) did not celebrate this kind of north p. Eruslan. Studies Read more [...]
In May 1975, the newspaper "Izvestia" put a message saying that the floating buttercup fills the Rhine. His extensive colonies appeared on the upper Rhine between Basel and Lake Constance. The dissemination process began in 1970, a favorable environment for it is water that contains a lot of phosphoric acid.
One major European rivers - the Rhine polluted by industrial waste to the extent that it nearly disappeared fish. But thriving poisonous buttercup. Drop of his juice on your skin, causing redness at first, then boil. The book Johann Samael Heller naturalist XVIII century., About Read more [...]
Bream and white bream, above all, different lifestyle and diet. Small bream, white bream that is fed on insect larvae and small crustaceans, a large share of its diet are plant components. The food supply of small bream varies little throughout the year. That is why the white bream fishing is quite simple and dobychliva. Scheme malovariantna catching, and success is determined by the choice of fishing grounds. Bream, white bream, unlike in summer, almost completely powered by small mussels, worms, and even young fish and crustaceans in winter eats, very rarely - larvae (bloodworms) and only Read more [...]
Episode 6: Death Zone
In 2006, the Discovery Channel made a documentary film about how a group of climbers trying to climb Mount Everest. It is a fascinating story about people who want to conquer the highest peak in the world. Climbing has become their most severe test in life. In 2007, the team leader Russell Brice again hit the road. This time, he took a few newcomers, including 71-year-old Japanese man Katsuske Yanagisawa, who dreams of becoming the oldest person to climb Mount Everest. Second attempt to make a bodybuilder asthmatic Mogens Jensen from Denmark and Hollywood rider Tim Medvets. Read more [...]
Annual plant height 5-35 cm, erect, usually branched, reddish or brownish stems, covered with simple curly hairs pointing downwards. The lower leaves are opposite, middle and upper almost opposite, cuneate-ovate, obtuse, with 5-7 sharp teeth on each side (at the time of flowering plants in the lower part are leafless) bracts alternate, rounded, with a width greater than height, with sharp teeth. All the leaves are covered with short stalk glandular hairs, especially on nerves and on the edge of the plate, and the straight bristles, the proportion of glandular and bristly hairs in different individuals Read more [...]
Inhabiting the Arctic, people are faced with extremely harsh natural conditions, to survive in ways that were only learning to resist the cold - worst enemies in these latitudes. The cold was brutal teacher, not giving time for reflection and experimentation. But unkind nature of the North, and mercilessly punished for the mistakes, and made sure that the man had in abundance of animal hides for clothing and snow, suitable for building houses, and seal oil to maintain the fire. For millennia, tribes in the Arctic, has successfully used it not so scarce resources.
People at high latitudes, migrating, Read more [...]
Fig. 8. The rise on hinges with a knot Prussika.
Lifted by rope. We'll review the two basic ways to lift a rope: the rise unassisted Prussika hinged and lift with help for single and double stirrup.
In these ways, and while the climbs on a rock, ice walls and, most important, when drawing climbers from cracks in the cases where the failed there climber was seriously damaged and can move independently.
The rise on hinges with a knot Prussika (Fig. 8). On Read more [...]
Perennial herb 15-50 cm tall stems erect, simple or slightly branched at the top, belovoylochnye. Leaves twice pinnately deeply into lanceolate or linear-lanceolate prickly share, sessile, half, dark green above, beneath gray or almost white because tomentose pubescence. Globular inflorescence blue overall, with a diameter of 2.5-4 cm Baskets monochromatic. Fruits - cylindrical achene with pappus of hulled bristles. Blooms from June to August, the fruits ripen in September and October.
Predominantly European-Central Asian species. In Russia, found in the southern half of the European part, Read more [...]
Natural water (except the spring and clean water from mountain streams) must be cleaned and disinfected. Surface water sources (rivers, lakes) are often not suitable for drinking, as they may contain pathogens, pesticides and other toxic. substances. In connection with this preferred groundwater. If the water comes from an untrusted source, it should be boiled for at least 30 minutes. It is not recommended to take water directly from lakes or swamps. On the lower shore in several. m of water necessary to dig a hole, and when it is filled with water, gently scoop up the water. After repeating Read more [...]