Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.

### Instruction:
Given an input text, find the main point

### Input:
The government has implemented new policies to reduce air pollution. Many of these policies involve encouraging people to switch to electric cars or use public transportation.

### Response:
The government has implemented new policies to reduce air pollution by encouraging people to switch to electric cars or use public transportation.