generally refers to a lack of oxygen in any part of the body. In a
neurological context, it refers to a reduction of oxygen to the brain
despite adequate amounts of blood.
of the Oceans as the world's blood and you'll understand what
this means to the world.
ocean on the slide could hurt us badly
Published: Sunday, August 08, 2010
may be hardest of all to care about something unseen. A single glass of
seawater drawn from the surf in Newport or Brookings might look clear
but in fact would roil with at least 75 million organisms called
we vitally depend upon such creatures. Out in the ocean, infinite
numbers of them produce half the world's oxygen and form the base of
the marine food chain. For what it's worth, phytoplankton eat crazy
amounts of carbon dioxide, a greenhouse gas.
Carbon’s Burden on the World’s Oceans
June 2008: Analysis
burgeoning amount of carbon dioxide in oceans is affecting a lot more
than coral reefs. It is also damaging marine life and, most ominously,
threatening the future survival of marine populations.
by Carl Safina and Marah J. Hardt
When the annual meeting of the American Association
for the Advancement of Science (AAAS) convened in Boston this year, a
handful of marine biologists and physiologists exposed a whole new side
of climate change. They offered no data about the atmosphere. Their
focus was not on temperature. Their conversation referred to warming
only as a secondary and confounding effect. Read Full Story at Yale