Category: Salt water
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Warmer, saltier polar water could change global ocean currents
When ice shelves melt, they dump freshwater into the sea which lightens the salty water. Credit: Flickr/NASA ICE, licensed under CC BY 2.0 Melting ice shelves are changing the ocean’s chemistry at the South Pole and the result could be a change in global currents and increased glacial melt, according to scientists who are creating…
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Oxygen Crisis in World’s Oceans
In the past 50 years, the amount of water in the open ocean with zero oxygen has gone up more than fourfold. In coastal water bodies, including estuaries and seas, low-oxygen sites have increased more than 10-fold since 1950. Scientists expect oxygen to continue dropping even outside these zones as Earth warms. To halt the…
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The lesser-known threat from sea-level rise? Saltwater intrusion into Florida’s freshwater wells.
When it comes to sea-level rise, Miami is usually deemed ground zero. Time-lapse maps depict the creeping rise of blue, ultimately inundating South Florida and other coastal regions. You don’t have to go to climate-apocalypse movies like the Day After Tomorrow to see flooding of a major American city. It’s a reality as South Florida…
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Lawsuit Launched Against Trump EPA for Approving Fracking Waste Dumping Into Gulf of Mexico
The Center for Biological Diversity filed on Thursday a formal notice of intent to sue the Trump administration for allowing oil companies to dump waste from fracking and drilling into the Gulf of Mexico without evaluating the dangers to sea turtles, whales or other imperiled marine life. In September the U.S. Environmental Protection Agency (…
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Scientists uncover a centuries-old case of mistaken identity in the Chesapeake Bay
Some Chesapeake Bay jellyfish sting swimmers, clog fishing nets & can close beaches. They also protect commercially valuable Eastern oysters from predators.
