Cuz sometimes the place that they are travelling may be to far away, or some ppl are lazy...
As always, people totally rely on it and it is heavily used for irrigation, transport, hydro-electricity, tourism etc.
First and foremost, without the Nile there would be no Egypt, just desert. They rely on it as a source of water, transport etc.
I rely on my best friend. I rely on my friend. I rely on my brother to do well in school. I rely on many people in the world . I rely on many people .
For the US, it was the Civil War (1861-1865).
Transport!
Electron transport chains
The large intestines, or colons to be specific, transport digested food molecules into the blood stream
Transport
You can transport 42 People.
To be able to transport materials and forces along a land based route rather then have to rely on ships for transport.
-Transport Layer
Facilitated transport is not common in bacteria because they typically rely on simple diffusion or active transport mechanisms to move molecules across their cell membranes. Bacteria have evolved to efficiently transport nutrients and other molecules through these methods, making facilitated transport less necessary for their survival and growth.