causes of climate change Flashcards
(27 cards)
What is the primary gas responsible for the greenhouse effect?
Carbon dioxide (CO2)
True or False: Methane is more effective than carbon dioxide at trapping heat in the atmosphere.
True
Fill in the blank: Deforestation contributes to climate change by reducing the number of ________ that can absorb CO2.
trees
What human activity is the largest source of greenhouse gas emissions?
Burning fossil fuels
Multiple Choice: Which of the following is a greenhouse gas? A) Oxygen B) Nitrogen C) Methane D) Hydrogen
C) Methane
What is the effect of industrial processes on climate change?
They release various greenhouse gases.
True or False: Agricultural practices can contribute to climate change.
True
Fill in the blank: The increase in ________ levels in the atmosphere is a major cause of climate change.
carbon dioxide
What role do fossil fuels play in climate change?
They release CO2 and other greenhouse gases when burned.
Multiple Choice: Which sector contributes significantly to greenhouse gas emissions? A) Transportation B) Education C) Sports D) Agriculture
A) Transportation
What is the impact of livestock on climate change?
They produce methane during digestion.
True or False: Land use changes such as urbanization can affect climate change.
True
Fill in the blank: The ________ effect describes how certain gases trap heat in the atmosphere.
greenhouse
What is the significance of ice melting in polar regions?
It contributes to rising sea levels and climate change.
Multiple Choice: Which of the following is a consequence of climate change? A) Increased biodiversity B) More extreme weather events C) Decreased temperatures D) None of the above
B) More extreme weather events
What is the relationship between climate change and ocean acidification?
Increased CO2 levels lead to more acidic oceans, affecting marine life.
True or False: Climate change only affects certain regions of the world.
False
Fill in the blank: The burning of ________ is a major contributor to air pollution and climate change.
coal
What is the role of renewable energy in combating climate change?
It reduces reliance on fossil fuels and lowers greenhouse gas emissions.
Multiple Choice: Which gas is released from landfills and contributes to climate change? A) Nitrous oxide B) Ozone C) Methane D) Argon
C) Methane
What impact does transportation have on climate change?
It is a major source of greenhouse gas emissions, primarily CO2.
True or False: Climate change can lead to food security issues.
True
Fill in the blank: ________ is a powerful greenhouse gas that is released from agricultural activities.
Nitrous oxide
What is the purpose of international agreements like the Paris Agreement?
To collectively reduce greenhouse gas emissions and combat climate change.