Mention any three things we can do in our day to day lives to help conserve fossil fuels.

Explanation

To conserve fossil fuels in our day-to-day lives, we can implement the following three practices:

### Step-by-Step Solution:

1. **Switch Off Vehicle Engines**:
- When waiting at traffic signals or in any situation where the vehicle is stationary for an extended period, it is advisable to turn off the engine. This prevents unnecessary fuel consumption, as idling consumes fossil fuels without any benefit. By doing this, we can save a small amount of fuel each time we stop.

2. **Use Public Transport**:
...