Latest Dead zone Stories
The first comprehensive study of changes in the oxygenation of oceans at the end of the last Ice Age (between about 10 to 20,000 years ago) has implications for the future of our oceans under global warming.
The science behind counting fish in the ocean to measure their abundance has never been simple.
The Gulf of Mexicoâ€™s â€œdead zoneâ€ is predicted to be the largest ever recorded due to extreme flooding of the Mississippi River this spring.
Large hypoxic zones low in oxygen long have been thought to have negative influences on aquatic life, but a Purdue University study shows that while these so-called dead zones have an adverse affect, not all species are impacted equally.
Persistent lack of oxygen in Earth's oceans affected animal evolution.
Australian marine scientists have expressed disquiet over the continued worldwide spread of large, dead zones in the ocean.
A new report from the National Research Council says that more organized and systematic procedures for gathering and evaluating data on Missouri River sediment are required to improve decisions and better manage the river's ecosystem, including protecting endangered species and developing water quality standards.
The environmental impact of millions of gallons of oil still in the Gulf of Mexico from the Deepwater Horizon incident may depend on microscopic helpers: Bacteria that consume oil and other hydrocarbons and could break down the spilled crude, making it disappear.
The northern Gulf of Mexico hypoxic zone, an underwater area with little or no oxygen known commonly as the â€œdead zone,â€ could be larger than the recent average.
University of Michigan aquatic ecologist Donald Scavia and his colleagues say this year's Gulf of Mexico "dead zone" is expected to be larger than average, continuing a decades-long trend that threatens the health of a $659 million fishery.