Climate Change

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What is climate change?

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Climate change refers to significant changes in global temperatures and weather patterns over time, primarily caused by human activities such as burning fossil fuels.

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What is a greenhouse gas?

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A greenhouse gas is a gas that traps heat in the atmosphere, contributing to the greenhouse effect. Examples include carbon dioxide, methane, and nitrous oxide.

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What has been the trend of atmospheric carbon dioxide levels since 1960?

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Atmospheric carbon dioxide levels have increased steadily since 1960.

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What are some effects of climate change?

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Effects of climate change include increased droughts, flooding, and the melting of polar ice caps.

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What is the biosphere?

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The biosphere is the global sum of all ecosystems, where all living things on Earth exist.

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What is the lithosphere?

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The lithosphere is the rigid outer layer of the Earth, consisting of the crust and upper mantle.

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What is the hydrosphere?

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The hydrosphere encompasses all water on Earth, including oceans, rivers, lakes, and groundwater.

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What is the cryosphere?

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The cryosphere includes all the frozen water parts of the Earth, such as glaciers and polar ice caps.

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What is a natural source of air pollution?

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Natural sources of air pollution include forest fires caused by lightning and volcanic eruptions.

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What is an example of human-caused air pollution?

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The burning of fossil fuels is an example of human-caused air pollution.