Huge 'Dead Zones' Could Appear in the World's Oceans by 2030 Because of Climate Change
A drop in oxygen levels, brought about by warming ocean temperatures, is already discernible in some areas — and could be widespread in just 15 years, impacting marine life and the humans that rely upon fisheries for livelihoods and sustenance.
The Biggest Dead Zones in America's Waterways
We often bemoan the ecological tragedies plaguing the Gulf Coast—oil spills, industrial waste, overfishing—but many of the United States' coastal waterways experience eutrophic (high nutrient) and hypoxic conditions. Here are four of the worst.