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Climate Change: CO2 Concentration Measurement

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Climate Change: CO2 Concentration Measurement

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Questions and Answers

What is the primary contributor to the increase in nitrous oxide concentrations in the atmosphere?

Burning of fossil fuels

Deforestation and industrial processes

Agricultural activities like fertilizer use and waste management (correct)

Livestock digestion and rice cultivation

What is the main reason why methane has a significant impact on global warming despite lower emissions compared to CO2?

Its low GWP and long atmospheric lifetime

Its high GWP and long atmospheric lifetime

Its low GWP and short atmospheric lifetime

Its high GWP and short atmospheric lifetime (correct)

What is the main driver of the global temperature rise since the Industrial Revolution?

Natural climate variability

Human emissions of methane

Human emissions of CO2 (correct)

Human emissions of nitrous oxide

What is the approximate temperature increase since 1850?

1.1°C Signup and view all the answers

Why is reducing nitrous oxide emissions challenging?

Due to its agricultural sources and long atmospheric lifetime Signup and view all the answers

What is the reason for the accelerated river flow changes?

Melting glaciers and reduced snow cover Signup and view all the answers

What is the primary purpose of ice core analysis in the context of climate change?

To reconstruct ancient atmospheres and provide a record of CO2 changes over time Signup and view all the answers

What is the primary source of methane and nitrous oxide emissions?

Fossil fuel production and waste management Signup and view all the answers

Why do some smaller countries have high per capita emissions?

Due to oil and gas production Signup and view all the answers

What is the primary contribution of the Mauna Loa Observatory to climate change research?

Monitoring current CO2 concentrations and detecting significant increases Signup and view all the answers

What is the primary driver of global warming, according to the text?

CO2 emissions from fossil fuel production and use Signup and view all the answers

What is the primary advantage of using atmospheric sensors for CO2 concentration measurement?

Allowing for direct measurement of CO2 concentrations Signup and view all the answers