Permafrost melt releasing stored methane

The video discusses various sources of methane, including farmland, landfills, and livestock. It highlights a study on methane release from melting permafrost in Siberia and Alaska, which contributes to atmospheric methane levels. Methane is compared to carbon dioxide, emphasizing its potency as a greenhouse gas and its role in global warming.

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

• Farmland

• Landfills

• Livestock

• Forests

What recent discovery has been made about methane in Siberia and Alaska?

• It is being used as a fuel source.

• It is decreasing in the atmosphere.

• It is being released from melting permafrost.

• It is being trapped by new technology.

Which region is NOT mentioned as a location where permafrost is melting and releasing methane?

• Siberia

• Greenland

• None of the above

• Alaska

How does methane compare to carbon dioxide in terms of potency as a greenhouse gas?

• Methane is 10 times more potent than carbon dioxide.

• Methane is 20 times more potent than carbon dioxide.

• Methane is equally potent as carbon dioxide.

• Methane is less potent than carbon dioxide.

What is the primary environmental concern associated with methane?

• It contributes to global warming.

• It causes acid rain.

• It depletes the ozone layer.

• It contributes to air pollution.