They are important for all the reasons that public tranport in general is important. It allows people to get around, especially those who have not transport of their own. Trams generally work on streets and existing rail lines, which can make them easier to construct, as whole new routes don't need to be built. Regular traffic can still go on the streets. Many are electric, so they need less power and are environmentally friendly. They are generally cheap to run and can be quite quick. So they have lots of advantages, making them important to the network of public transportation available.
Trams are electrically driven so in themselves they do not pollute.
A tram can be a monorail without wheels.
The majority of trams are powered by electricity, however some older trams are powered by steam or diesel. Tram travel on tram rails. These are similar to train rails, but there are some important differences.
The motto of Yarra Trams is 'Love Your Trams'.
Trams are not bad for the environment, though if there a lot of them then sometimes they can cause damage. It would be best not to use trams.
Trams were used in Auckland between 1902 to 1956. (Electric trams).
Yarra Trams was created in 1999.
Inekon Trams was created in 2001.
Trams in Milan was created in 1876.
Trams in Turin was created in 1871.
Wikipedia provides information about the history of trams. One can also look on Railpage, Yarra Trams, and Groundwork East Midlands for information about the history of trams.
trams were cool. my name is anabel, and i like to dance! trams are wicked in belguim and i nearly got run over.