Transportation systems can be made greener by promoting the use of public transportation, encouraging carpooling and ride-sharing, investing in renewable energy sources for vehicles, promoting electric vehicles, and implementing infrastructure for biking and walking. Additionally, reducing the need for long-distance commuting through telecommuting and flexible work arrangements can also help reduce carbon emissions.
Railroad
I'll have an answer when i have finished my coursework
Recycle.
you could paint it green or put grass on it
By eliminating the use of plastic carrier bags.
The Highway Transportation System
The endoplasmic reticulum or ER
Greener
Something that is better than where you are or what you have or how things are. If it often used to say you are moving on to something better. If someone leaves a company to go to a better job, they could be said to be moving to a greener pasture.
Good transportation system
"Greener than thou" means "greener than you."