Fact 1: Carpooling decreases the amount of cars used to travel to a place.

Fact 2: Less travel leads to fewer car or plane emissions, and less pollution.

Given the two facts above, answer the question "What leads to less emissions and less pollution?" with the following options: 
- energy
 - trucks
 - electricity
 - power
 - jets
 - motorcycles
 - hydration
 - carpooling


 

        carpooling 