None, because like all nature, when humans get involved it is always for their own benefit and most usually to the disadvantage of nature. It is only in relatively recent times that conservation / environmental issues are being, at times, properly addressed
Nile River
Egypt has only one river - the river Nile, the longest river in the world.
Nile River
tacos
well the nile lies closely to ethypia and since that's where human kind started i gues the earliest humans discovered the nile
well i think the answer is that we changed the speed of the river.
probably
6000 BC
Egypt's Nile River is probably the most significant of these.
The Nile River.
The River Nile flows through Cairo, Egypt.
Nile River.