Pandoishi piryakh. SHumo medoned, ki yak qismi borishot ba sathi Zamin ba namudi barf va jola merezad. Dar qutbho, nohiyahoi nazdiqutby, kuhhoi baland, ki havo dar tobiston ham khunuk ast. barf va jola purra ob nameshavand. Dar natija sol az sol miqdori ziyodi barf jam meshavad. Bad barf ohista- ohista …

Atmosfera chist? Atmosfera (lafzi yunoni buda, “atmos” – bug. gaz va “sfera”- kura ast) tabaqai havoest, ki Zaminro ihota khardaast. On tabaqai bolotarin va zichiash kamtarini Zamin leboshad. Az zamonhoi khele qadim tabiati fizikii on diqqati odimonro ba khud jalb mekard. Dar in joda olimoni SHark, az jumla Qutbuddini SHerozy …

Havo chi tavr garm va sard meshavad? Dar troposfera havo nurhoi Oftobro misli shishai tireza az khud meguzaronad va az on havo qarib garm nameshavad (ba shishai nurhoi Oftob aftida va takhtai zeri on tireza dast rasoned). Muqarrar shudaast, ki nurhoi Oftob avval sathi Zaminro garm mekunand, az garmii dar …

Omuzishi atmosfera. Omuzishi atmosfera hamchun manbai hayot nihoyat muhim ast. Holo qabathoi gunoguni atmosfera ba vositai asbobhoi zamonavii avtomatiki, radio, moshinhoi elektronii hisobbaror, az jumla bo aerostat, kura-zond, radiozondu samolyotho, qabathoi boloii on bo yorii mushakhoi meteorologi, radifhoi masnuii Zamin tadqiq karda meshavand. Atmosfera asosan tahti rohbarii tashkiloti umumijahonii meteorologi, …

SHerhoi tojikie, ki az hama behtarinu maruftarin ba zaboni tojiki mavjudand dar in sahifa ovarda shudaand. SHerhoi Oshiqi va judoi SHerho az Umari Hayom SHerho dar vasfi Modar va 8 mart SHerhoi Loiq SHerali SHerhoi SHoironi buzurgi Tojik SHerhoi Rudaki SHerhoi Mirzo Tursunzoda SHerhoi Navruzi SHerhoi Islomi SHerhoi Bahori SHer …

Kulho. CHuqurii tabiiero, ki dar on miqdori ziyodi ob jam shudaast, kul menomand. Kulho dar khushki joygir shudaand. Onho bevosita bo bahru uqyonusho aloqa nadorand. Binobar in nabotot va hayvonoti kulho (gayr az kulhoi boqimondai bahr) az nabotot va hayvoioti uqyonusho farq dorand. Masohati kulho ham az yakdigar nihoyat fark …

Ob ba daryoho bo rohhoi gunogun dokhil meshavad. Manbai asosii on obi-boron, barf, piryakh va obhoi zerizamini meboshad. Obhoi bo nishebii sathi khushki jorishavanda va bo qabati Zamin harakatkunanda yakbora daryohoi kalonro hosil namekunand. Az onho avval chashmakho, juychaho, bad daryochaho va dar okhir daryohoi kalon hosil meshavand. Dar hosilshavii …

Obhoi khushki. Tamomi namudi obhoi khushki (zerizamini va ruizyamini) az borishot paydo meshavand Borishote, ki ba sathi khushki merezad, qisman bukhor shuda, qisman ba Zamin mezahad. Bokimondai on daryoho, kulho, botloqho, piryakhho, bahru uqyonushoro ba vujud meorad. Majmui onho (obhoi zerizamini va ruizamini)-ro obhoi khushki menomand. Obhoi zernzamini. Paydoishi obhoi …

Rud bo du zarb (nav) ast, yake tabiat va digar sanoi. A,mmo rudi sanoi nest, ki rudkadahoi u bikandaand az bahri obodonii shahrero yo kisht va barzi nohiyatero. … rudi tabii on ast, ki obhoe buvad buzurg, ki az gudozi barf va chatmahoe, ki az kuh va rui Zamin bikshoyad …

 Jarayoni obi ukyonusho. Dar uqyonus va bahrho harakat kardani obro odamon hatto dar zamonkhoi qadim mushohida karda budand. Harakat khosi na tanho obi sath, inchunin khosi obi qabathoi qari uqyonus va bahrkho niz meboshad. Sababhoi harakati ob gunogun ast. Sababi az hama asosii on bod. tafovuti harorat, shurii obi uqyonus …