A new study published in the science journal Nature Wednesday found that the ocean's worldwide oxygen content declined by more than 2% ...

The council added that contractors had since removed the dead fish and cut back vegetation. An EA spokesperson said fish had died due to "decaying weeds" causing oxygen levels to drop.

It also describes the causes, symptoms, and diagnosis of obstructive sleep apnea and explores other possible causes of low blood oxygen levels during sleep.

Researchers say that the Earth's oxygen levels will drop exponentially in the future, ending life as we know it.

Some 390 million years ago in the ancient ocean, marine animals began colonizing depths previously uninhabited. New research ...

Dead invasive carp spotted recently along the Ohio River in Daviess and Hancock counties were likely victims of low dissolved ...

Study shows oxygen levels dropping in rivers, lakes and streams The cause of this precipitous drop? Humans, of course.

Your body runs on blood like a car runs on fuel – without enough of it, everything starts breaking down. When blood levels drop too low, your organs begin struggling to get the oxygen and ...

Just like humans, fish need oxygen to survive. We get our oxygen from the air, but fish are dependent on the dissolved oxygen present in the water to breathe. Fish kills can occur at any point in the ...

Some 390 million years ago in the ancient ocean, marine animals began colonizing depths previously uninhabited. New research ...