They don't. They have no positive effect on the natural environment. The negative effects are attracting wildlife to grain spilled from grain cars and subsequent deaths by train-wildlife collision, disrupting wildlife migration routes, disrupting stream flows and fish breeding areas with trestle construction, and pollution caused by oil and similar spills.
For the speed attained and the people that can be moved, no, old trains are highly inefficient in terms of impact on the environment.
Oxygen is a benefit to the environment..... Dah !
i like trains
Maglev trains do not use gas, so they are good for the environment.
What do you mean by safe, for the environment, YES
Trains are better for the environment - as they produce less pollution per passenger than cars do.
There is no benifet
Mollusks benefit the environment by assisting in the recycling of atoms in dead leaves. It also serve as food for other organisms.
Most vehicles harm the environment, including electric trains, however, electric vehicles are cleaner than gasoline and diesel powered vehicles because some electricity is generated from renewable sources like water, wind and sun.
they lay their tracks across the countrycoal trains release carbon dioxide, a greenhouse gaselectric trains run on electricity, generally generated by burning coaldiesel trains pollute the air and release carbon dioxidenoise pollution from the engines and the whistling and hooting
they keep environment clean.
they are good in a way it depends on what you are talking about they are good for the environment they look good