building cars that run on non-polluting fuels
Making an app that allows people to share rides.
pollution
Pollution
Noise pollution and air pollution. Traffic congestion. Also, transportation hubs such as a railway station can often attract a certain amount of criminal activity.
pollution whaling
Human Activity, e.g. Car Pollution.
Environmental Pollution is the release of environmental contaminants,generally resulting from human activity.
transportation
pollution
The primary activity believed to be responsible for pumping up earth's CO2 level is the burning of coal for power generation for energy and heat. Second is fuel, burned for transportation.
nosie pollution refers to undesirable level of nosie caused by humam activity
The cerebrum is responsible for mental activity.
-noise -danger -air pollution