Transportation
it is a cheap way of transport....
canals are man made waterways, rivers are natural waterways
Because they provide food and power for electricity. And Rivers act as natural highways in places where it is hard to build roads.
Because they provide food and power for electricity. And Rivers act as natural highways in places where it is hard to build roads.
natural waterways
canals
Natural Heroes - 2004 Acting Locally Protecting Our Waterways 1-10 was released on: USA: 12 August 2004
No Colirado border is marked by natural features.
Antarctica is the continent that lacks natural waterways due to its vast expanse of ice and minimal liquid water present.
The word canal does not exactly have an antonym, although you may in some cases want to make a distinction between natural waterways such as rivers, and artificial waterways such as canals.
Natural Waterways
Slavery was introduced to provide a cheap labor force.