The video discusses the impact of using firewood for heating and the potential consequences if everyone did the same. It introduces the concept of sustainability, emphasizing the need to use Earth's resources without depleting them. Examples of unsustainable practices, such as overfishing and excessive water use, are provided to illustrate the problems caused by not living sustainably.

What could be the consequence if everyone in a neighborhood starts cutting down trees for firewood?

• The forest would quickly disappear.

• The forest would become a tourist attraction.

• The forest would thrive and grow.

• The forest would remain unchanged.

What does sustainability mean in the context of resource usage?

• Using resources without considering future availability.

• Using resources only for personal gain.

• Using resources as quickly as possible.

• Using resources in a way that they are not depleted or harmed.

Why is it important to adopt sustainable living practices?

• To increase the speed of resource consumption.

• To ensure the planet remains healthy for future generations.

• To reduce the number of resources available.

• To make resources more expensive.

What is one example of an unsustainable practice mentioned in the video?

• Using solar energy excessively.

• Catching too many fish, leading to their population decline.

• Planting more trees than needed.

• Recycling too much plastic.

What environmental issue can result from excessive water usage?

• Flooding in urban areas.

• Rivers running dry and lake levels dropping.

• Increased rainfall.

• More water for agriculture.