Impact of Deforestation on Environment

The video discusses the critical role trees play in the ecosystem, including oxygen production, habitat provision, and climate regulation. It highlights the alarming rate of deforestation and its potential catastrophic effects on the environment, such as increased CO2 levels, soil erosion, and climate change. The video imagines a future without trees, emphasizing the dire consequences for both wildlife and humans. It concludes with a call to action to plant trees and raise awareness about their importance.

What is the estimated number of trees that humans have cut down since the beginning of agriculture?

• 2.8 trillion

• 5.8 trillion

• 2.9 trillion

• 1.5 trillion

What will happen to animal species if all trees are cut down?

• They will migrate to urban areas

• They will slowly start to go extinct

• They will thrive in new environments

• They will adapt to living underwater

What will humans need to invent to survive the polluted air caused by deforestation?

• Gas masks

• Air purifiers

• Oxygen tanks

• Air conditioners

How do trees help in preventing soil erosion?

• By maintaining soil quality

• By providing shade

• By trapping water

• By acting as biological pumps

What will happen to agriculture if all trees are cut down?

• It will fail

• It will remain unaffected

• It will flourish

• It will become more efficient

How do trees contribute to cloud formation and rainfall?

• By absorbing heat

• By converting liquid water into vapor

• By trapping water

• By providing shade

What is one of the long-term effects of cutting down all trees on the Earth's climate?

• Increased rainfall

• Catastrophic global warming

• Stable climate

• Global cooling

What is the average annual global tropical forest loss?

• 2.8 million hectares

• 5.8 million hectares

• 3.36 million hectares

• 1.5 million hectares

What is the best time to plant a tree according to the video?

• 20 years ago

• 10 years ago

• 30 years ago

• 40 years ago

What is the second best time to plant a tree?

• Tomorrow

• Next month

• Next year

• Now