Climate Change Review

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What is coral bleaching?

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Coral bleaching is a phenomenon where corals lose their vibrant colors and turn white due to stress factors, primarily caused by ocean warming.

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What causes coral bleaching?

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Coral bleaching is primarily caused by ocean warming, which leads to the expulsion of symbiotic algae (zooxanthellae) from coral tissues.

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What happens when ozone in the stratosphere depletes?

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When ozone in the stratosphere depletes, more ultraviolet (UV) light is able to reach Earth's surface, increasing the risk of skin cancer and other health issues.

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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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Which gas is considered a major greenhouse gas?

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Carbon dioxide (CO2) is considered a major greenhouse gas, primarily produced by burning fossil fuels.

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What is the Montreal Protocol?

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The Montreal Protocol is an international treaty designed to phase out the production and consumption of ozone-depleting substances, particularly chlorofluorocarbons (CFCs).

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What are the effects of increased ultraviolet light on human health?

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Increased ultraviolet light exposure can lead to higher rates of skin cancer, cataracts, and weakened immune response.

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What role do emissions from vehicles play in ozone levels?

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Emissions from vehicles and industrial processes have contributed to the increase of ozone in the atmosphere since 1850.

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What is ocean acidification?

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Ocean acidification is the process by which the ocean becomes more acidic due to increased carbon dioxide absorption, affecting marine life.

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How does ocean warming affect marine ecosystems?

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Ocean warming can lead to coral bleaching, altered fish migration patterns, and disrupted marine food webs.

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