How We Built Watch Duty, the Lifesaving Wildfire Alert App | John Mills | TED

Used to refer to the person or people that the speaker is addressing. It is the second-person pronoun used for both singular and plural subjects and objects.

To make someone or something different or to become different. It can also mean to stop using one thing and start using another, such as putting on different clothes.

To look at something for a period of time, especially something that is moving or changing. It implies paying attention to what is happening or waiting for something to occur.

The planet Earth and all the people, animals, and things living on it. It can also refer to a specific area of human activity or interest.

Information refers to facts, details, or knowledge provided or learned about something or someone. It is used to describe the data we receive to help us understand a situation or topic better.

A duty is something that you must do because it is your job or because it is the right thing to do. In law, it is a legal responsibility that a person or group has to follow.