suv

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gigiena vodi i vodosnabjeniya farg'ona jamoat salomatligi tibbiyot instituti “kommunal va mehnat gigenasi kafedrasi” ma'ruza № 1 mavzu: suv salomatlik omili water is a health factor tuzuvchi: assistent abdullaeva o'.ya the lecture object: in the lecture the meaning of a water in a people life (physiological, hygienic, epidemiologic) was considered, the main problems of water-supply for economy and drinking in uzbekistan (the great need for fresh water, insufficient quantity of a water sources, a pollution of a water sources, low level of a population provision with the centralizing water-supply, especially in a rural area) were described. particular attention was paid to the aral region. it was considered the concept about local centralizing water-supply, and also the concept about hygienic norms of a water use the most important norms of water use in uzbekistan were adduced. it was gave the hygienic characteristic of two gropes of a water sources on the …

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cts (who) in 2015, 91% of the world’s population had access to an improved drinking-water source, compared with 76% in 1990. 2015-yilda, dunyo aholisining 91%i 1990 yildagi 76% bilan taqqoslaganda, sifatli ichimlik suvi manbalaridan foydalana oldi. 2.6 billion people have gained access to an improved drinking-water source since 1990. 1990 yildan boshlab, sifatli ichimlik suvi manbalaridan 2,6 milliard kishi foydalanyapti. 4.2 billion people now get water through a piped connection; 2.4 billion access water through other improved sources including public taps, protected wells and boreholes. hozirgi kunda deyarli 4,2 milliard kishi suv tarmog'idan foydalanmoqda; 2,4 milliard aholi boshqa sifati yaxshilangan suv manbalaridan, shu jumladan himoyalangan quduqlaridan foydalanmoqda. 663 million aholi sifati yaxshilanmagan suvdan foydalanmoqda, shu jumladan 159 million aholi yuzaki suv havzalaridan foydalanmoqda. global darajada, eng kamida 1,8 milliard kishi fekal moddalar bilan ifloslangan ichimlik suv manbalaridan foydalanmoqda. ifloslangan suv diareya, vabo, dizenteriya, ich terlama va poliomielit kabi kasalliklar qo'zg'atuvchilarini …

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g in water-stressed areas. in low- and middle-income countries, 38% of health care facilities lack any water source, 19% do not have improved sanitation and 35% lack water and soap for hand washing (who). role of water in life of the man physiological role: a structural element of crates, universal solvent, electrolytes, termoregulator hygienic meaning: maintenance of cleanliness of a body, clothes, dwelling, streets, washing, preparation of food, washing of utensils and etc. epidemic meaning: factor of transfer of some infectious diseases (cholera, a typhus, paratyphus etc.) physiological meaning of water water: 60 % of weight of a body at adult, 80 % - at children structural element of crates the solvent of nutritious substances. supports osmotic pressure and acid-alkaline balance. participates in a water, mineral and thermal exchange. defines plasticity both volume of bodies and fabrics. the deficiency in 3 - 4 % is reduced by serviceability; 20 % …

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5-107 4-183 paratif v qo'zg'atuvchisi 39-167 27-97 90 180 ichburug' qo'zg'atuvchisi 2-72 15-27 90 12-92 vabo vibrioni 3-392 4-28 1-92 0,5-92 leptospirlar 16 60 7-75 150 gacha tulyaremiya qo'zg'atuvchisi 3-15 92 gacha 12-60 7-91 * suv epidemiyasi belgilari bir turdagi infektsiyaning ommaviy tarqalishi suv ta'minoti sharoitiga muvofiq chegaralangan tarqalish suv manbaini zararsizlantirilish bilan kasallik tezda pasayadi kasallik kamaygandan so'ng “kontaktli dum” underground 1,47 % superficial 0,53% world ocean 95,4 % glaciers 2,5 % distribution of water on globe jahon okeanidagi jami suv/g hajmi 1370 million kub kilometrdir qutbiy o'lkalardagi va baland tog'lardagi muzliklarda 30 million kub kilometr suv bor daryo va ko'llarda 4 million kub kilometr hajmida suv bor er ostida 1,3 milliard kub metr suv bor deb taxmin qilinadi dunyo bo'yicha 500mln ga yaqin axoliga toza ich/suvi etishmaydi. 60% ga yaqin xududlarda chuchuk suv tanqis! 22 mart-jahon suv kuni (2005-2015) bmt bosh assambleyasi “hayot uchun suv” xalqaro 10 yilligi …

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da joylashganligini inobatga olsak, suv resursi uchun kurash, xalqaro ziddiyatlarga ham olib kelishi ehtimolini ko'rish qiyin emas evropa aholisi/g -15 % umuman ichimlik suvi manbai bo'lmagan joylarda istiqomat qilar ekan dunyo miqyosida yiliga 100 milliard litrdan ziyod ichimlik suvi sotilyapti, suv sotishdan kelayotgan daromad yiliga bir trillion dollarga etar ekan yaqin kelajakda ichimlik suvi manbaiga ega mamlakatlarda neft sotuvchi davlatlardan ham ko'proq boyishi imkoniyatlari paydo bo'ladi o'zr da suv ta'minotidagi asosiy muammolar yumshoq suvga bo'lgan yuqori talab (sug'orish, sanoat korxonalari, xo'jalik-ichimlik suv ta'minoti) yumshoq suvning kamligi va manbalar hajmining kichikligi ochiq suv xavzalarining intensiv ifloslanishi markazlashgan suv ta'minotining past darajadaligi, ayniqsa qishloq aholi yashash punktlari (qishloq aholisining 48%) o'zr dagi er osti suvlari yuzaki suvlar (0,5-1m)-gig jihatdan nomuvofiq sizot suvlari (5 - 30m) – to'g'ri foydalanilsa toza suv artezian suvlari (50 - 700m): (bosimli va bosimsiz) – gig.jihatdan eng toza suv er osti suvlar 5-30m 0,5-1 m 50-700 m o'zr …

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gigiena vodi i vodosnabjeniya farg'ona jamoat salomatligi tibbiyot instituti “kommunal va mehnat gigenasi kafedrasi” ma'ruza № 1 mavzu: suv salomatlik omili water is a health factor tuzuvchi: assistent abdullaeva o'.ya the lecture object: in the lecture the meaning of a water in a people life (physiological, hygienic, epidemiologic) was considered, the main problems of water-supply for economy and drinking in uzbekistan (the great need for fresh water, insufficient quantity of a water sources, a pollution of a water sources, low level of a population provision with the centralizing water-supply, especially in a rural area) were described. particular attention was paid to the aral region. it was considered the concept about local centralizing water-supply, and also the concept about hygieni...

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