The video discusses humanity's reliance on fossil fuels and their negative impact on the environment, leading to climate change. It introduces renewable energy sources like solar, wind, and hydroelectric power as sustainable alternatives. The video also highlights the importance of energy conservation and technological innovations, such as electric cars and green buildings, in reducing carbon emissions. It concludes with a call to action for supporting green initiatives to ensure a cleaner future.

What is the primary cause of global warming as discussed in the video?

• Water pollution

• Deforestation

• Greenhouse effect

• Ozone depletion

Which of the following is NOT a renewable energy source mentioned in the video?

• Hydroelectric power

• Solar power

• Nuclear power

• Wind power

Why are renewable energy sources considered sustainable?

• They require less maintenance

• They are infinite and won't run out

• They do not emit any gases

• They are cheaper than fossil fuels

What is one simple habit to reduce energy consumption at home?

• Leaving appliances on standby

• Using more electronic devices

• Turning off lights when not needed

• Increasing heating during winter

How do energy-efficient appliances contribute to conservation?

• They require frequent repairs

• They are larger in size

• They consume less energy

• They are more expensive

What is a key benefit of electric cars over traditional gasoline vehicles?

• They are faster

• They have a longer range

• They are cheaper to buy

• They produce no emissions

What is a feature of green buildings?

• They use more water

• They are built with traditional materials

• They use resources efficiently

• They have no windows

What is the future trend in transportation as per the video?

• Return to horse-drawn carriages

• More electric cars on the road

• Expansion of coal-powered trains

• Increased use of diesel vehicles

What is the overall message of the video regarding energy use?

• Focus solely on economic growth

• Adopt renewable energy and sustainable practices

• Ignore climate change

• Continue using fossil fuels

What can individuals do to support a cleaner future?

• Invest in fossil fuel companies

• Avoid renewable energy

• Ignore environmental issues

• Support green initiatives