Friday, December 12, 2014

Climate change are decimating the microscopic marine life

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Microscopic marine life has an important role in oceanic ecosystems but also in the global terrestrial ecosystem, as these microscopic beings wage a daily battle against climate change â€" who are losing battle.

Whether 11 pairs of legs or fins, the marine animals play an important role in absorbing carbon dioxide (CO2). The conclusion is a new study by the International Union for conservation of nature, which indicates that animals such as small fish, krill, and various forms of plankton are itinerant CO2 absorbers.

According to the study, these beings consume CO2, stored in their body and dissolve when they swim, float or are eaten. To keep the gas out of the atmosphere, these small animals catch the pace of climate change.

Although they are small, the amount of CO2 that these creatures absorb is significant. Plankton, for example, is a kind of "biological drinker" responsible for the storage of 150 tonnes of CO2 per year on the seafloor. Since krill can consume 22.8 million tons of CO2 per year.

However, the storage capacity of gas for these animals may have been compromised. Warmer seas, as a result of global warming, threatening the survival of krill. The eggs of these animals hatch only within a narrow range of temperatures and a 2013 study concluded that about 20% of the habitat of Antarctic krill is at risk of becoming too hot.

The International Union claims that attempts to control CO2 emissions have been focused on protecting the coasts and continents, but that the projects of protection and conservation of the oceans often forget. "The overlooks the ocean and asks if the ineffectiveness of measures or manages and restores the ocean to increase food security and reduce the impact of climate change," says Dan Laffoley, an expert on protected areas of the International Union, cites the Dodo.

Thus, the Organization argues that international intervention is needed and even the creation of a green background for the oceans.

Foto: moduplan2014/Creative Commons

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