Advantages:
Regardless of weather you can travel by car.
You can travel very fast and save time if you travel by car.
Disadvantages:
Traveling by car pollute the environment.
People reduce the daily physical activity if they travel by car.
Advantages:
You can maintain your health if you travel by bike.
You can travel faster with the bike than walking.
Disadvantages:
You can't travel by bike if it's raining.
It's very possible to make an accident if you are not careful when you travel by bike.