The greenhouse effect not only warms the planet, - but also raises the temperature of the world's oceans., Second, since 1993, the seas have been rising at a rate that's - twice as fast as the long-term trend., Sea levels rise not only because water expands when it heats up, - but also due to melting glaciers and ice sheets., The ocean contains traces of all chemical elements found on Earth, but it tastes salty - because of sodium and chloride ions in rainwater runoff and minerals from geothermal vents on the seafloor., But even if emissions stop tomorrow, - the gases currently in the atmosphere would take decades to dissipate., This warmer - water vaporizes quickly, fueling stronger and more frequent storms., They not only serve as the planet's largest habitat, - but also help to regulate the global climate., Seawater absorbs CO2 from the atmosphere, - which lowers its pH and results in higher acid content., The only way to stop the damage to our oceans is - to dramatically reduce greenhouse gas emissions,

Module: Save our seas

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