Global Warming / Climate Change

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What is global warming?

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Global warming refers to the long-term increase in Earth's average surface temperature due to human activities, primarily the emission of greenhouse gases.

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What are greenhouse gases?

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Greenhouse gases are gases that trap heat in the atmosphere, including carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O), and water vapor.

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What is the difference between weather and climate?

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Weather refers to short-term atmospheric conditions in a specific place at a specific time, while climate is the long-term average of weather patterns over a significant period.

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What is proxy data in climate science?

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Proxy data are indirect measures of climate conditions, such as tree rings, ice cores, and sediment layers, used to infer past climate changes.

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How much has the sea level risen since 1880?

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The sea level has risen approximately 21 cm since 1880.

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What are some anticipated effects of global warming?

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Anticipated effects of global warming include rising sea levels, increased frequency of extreme weather events, and changes in ecosystems and biodiversity.

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Why is it important to study past climate changes?

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Studying past climate changes helps scientists understand natural climate variability and the impact of human activities on current climate trends.

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What is the scientific consensus on climate change?

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The scientific consensus is that climate change is real, primarily caused by human activities, and poses significant risks to the environment and society.

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What role do variations in Earth's orbit play in climate change?

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Variations in Earth's orbit, known as Milankovitch cycles, affect the distribution of solar energy received by Earth, influencing long-term climate patterns.

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What is the significance of the term 'climate change'?

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Climate change refers to significant and lasting changes in the Earth's climate, including shifts in temperature, precipitation, and wind patterns.

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