Mu Isi harimo ibintu byinshi by’ibtangaza yaba ibyo Imana  yaremye cyagwa ibyo Abantu bubatse ariko reka turebe mubyo Imana yaremye ,UMUGEZI :Ni amazi aba aturuka ku  masoko y’amazi  atandukanye  buri soko yohereza amazi make  twakwita utugezi duto kuko iba idafite amazi ahagije yakora icyo twita Umugezi.

Uko utwo tugezi duto tugenda dutemba twerekeza ahari ubutumburuke bw’miso bugufi gusumba ahandi  utwo tugezi duto  iyoduhuriye  mu kibaya  nibwo  dukora umugezi kuko amazi ababa yamaze kugwira yabaye menshi.

Mumigezi yose ibaho ku isi  ituruka mu mpande zose z’Isi habamo imiremire kuruta iyindi mbese igenda urugendo rurerure cyane gusumba iyindi.

Dore uko isumbana

1. nile

Ni umugezi wambere  uba muri Africa ufite inkomoko m’Urwanda ugenda urugendo rurerure  ku isi kuko  unyura mubihugu  10 bya africa harimo Urwanda ,Uganda ,Congo-Kinshasa,Kenya ,Tanzaniya,Buburundi,Sudan, Sudan yepfo na Ethiopia uyu mugezi ugenda urugendo rureshya na miles 4,132 (metero 6,650,000) (km 6,650).

2. Amazon

Uyumugezi  nimwo wa 2 mumigezi  igenda urugendo rurerure ni umugezi ufite isoko Mumisozi ya Andes muri Peru utemba werekeza mu burasirazuba no mu burengerazubaba bwa Peru  ukanyura mubihugu 6 aribyo Peru,Ecuador,Colombia,Venezuela, Bolivia na Brazil ukaruhukira mu Nyanja ya Atlantic  ukaba ugenda ( Metero 6398751.71) ( miles 3,976 ) (km 6,398.75)

3. Yangtze

Uyumugezi wo  ni uwa gatatu  mumigezi igenda urugendo runini ku isi ugenda(miles 3,915) ( km 6,300) ariko umwihariko wawo ni uko ugenda mugihugu kimwa gusa cy’ubushinwa kuva ku isoko yawo kugera aho urangirira Isoko yawo iba mumisozi ya Taggula ukagarukira m’Uburasirazuba bw’Ubushinwa.

4. Mississippi

Uyu Mugezi wo ugenda Urugegendo ruto ugereranyije nindi migezi twabonye haruguru ( miles  3,710) ( km 5,970) umwihariko wuyu mugezi nuko ugaburira amazi reta 32 z’America  n’intara 2 za Canada mbese amashami y’imigezi iyi turuka ho ni Amagana.

5.Yenisei

Yenisei n’Umugezi ufite inkomoko muri Mongolia ariko uyumugezi utemba unyura m’Uburusiya ugahita wimena mu Nyanja ya Arctic mu majyaruguru ya Siberia uyu Mugezi ni uwa 5 kuko ugenda ( miles 3,442) (km 5,539)