how does ocean acidification affect our economy?
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If ocean acidification significantly damages marine habitats, alters marine resource availability, and disrupts ecosystem services, then direct economic costs may occur in addition to indirect impacts, such as potential job losses through declining harvest and fishery revenues from shellfish and their exploited ...
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For crabs, ocean acidification may be important because of the reduction in pH and because of the lower availability of calcium carbonate. ... The lower pH also reduces the saturation state of calcium carbonate making it more difficult for a crab to build a shell as it molts (grows).
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The ocean has been playing an important role in helping slow down global climate change by removing the greenhouse gas carbon dioxide (CO2) from the atmosphere. However, decades of ocean observations show that the CO2 absorbed by the ocean is changing the chemistry of seawater, a process known as ocean acidification.
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The changes in the carbon cycle impact each reservoir. Excess carbon in the atmosphere warms the planet and helps plants on land grow more. Excess carbon in the ocean makes the water more acidic, putting marine life in danger.
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Because of human-driven increased levels of carbon dioxide in the atmosphere, there is more CO2 dissolving into the ocean. The ocean's average pH is now around 8.1 , which is basic (or alkaline), but as the ocean continues to absorb more CO2, the pH decreases and the ocean becomes more acidic.
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Ocean acidification will affect humans too! It will affect the food we eat since most of our shellfish requires calcium carbonate to form or to fortify their shells. ... The presence of healthy coral reefs is imperative to our survival because we rely on them for food, coastal protection, medicines and tourism dollars.
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One of the major effects of ocean pollution is ocean acidification. ... Ocean acidification is caused by the ocean absorbing large amounts of carbon dioxide – almost 30 percent - in the atmosphere produced by the burning of fossil fuels and deforestation. Carbon dioxide is slightly acidic.
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The decreases in seawater carbonate ion concentration expected with ocean acidification can make building and maintaining calcium carbonate structures difficult for calcifying marine organisms like shellfish.
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Effects of Climate Change on Marine Life. Marine life faces challenges from warming waters and ocean acidification. Warming waters alter the latitude and depth at which certain species are able to survive, so many species are moving deeper or father north in the Atlantic to find cold water.
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The environmental impact of economic growth includes the increased consumption of non-renewable resources, higher levels of pollution, global warming and the potential loss of environmental habitats. However, not all forms of economic growth cause damage to the environment.
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However, as ocean acidification increases, available carbonate ions (CO32-) bond with excess hydrogen, resulting in fewer carbonate ions available for calcifying organisms to build and maintain their shells, skeletons, and other calcium carbonate structures.
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When carbon dioxide (CO2) dissolves in water, it decreases pH in a process called ocean acidification. ... Through natural biogeochemical cycling, mangroves are known to increase the alkalinity of the waters surrounding these ecosystems. In a new study, Sippo et al.
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Damage to tropical coral reefs, which are home to one quarter of all marine species, could drastically reduce the ocean's biodiversity. ... But as acidification continues, the ocean will take up less and less carbon dioxide—meaning we may see an increase in the rate of global warming.
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Ocean acidification can negatively affect marine life, causing organisms' shells and skeletons made from calcium carbonate to dissolve. ... Animals that produce calcium carbonate structures have to spend extra energy either repairing their damaged shells or thickening them to survive.
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Ocean acidification may cause widespread harm to our marine ecosystems by reducing the concentration of calcium carbonate in our coastal waters and oceans. ... Ocean acidification was ranked as the most serious human-based threat to New Zealand's marine habitats (Macdiarmid et al, 2012).
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The ocean affects every human life. It supplies freshwater and oxygen, moderates the climate, influences our weather, and affects human health. Humans rely on the ocean for food and transportation (Fig. 1.7).
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"Increasing ocean acidity is known to have negative effects on a range of marine invertebrates, causing decreased mineralization or dissolution of calcium carbonate shells, decreased or delayed growth, increased mortality and delayed reproduction or abnormalities in offspring, including embryonic development of ...