The measurements are likely more representative of the troposphere above the global
ocean than previous studies near coastlines.
Not exact matches
There may be more
than 16 times as much plastic in the vortex
than previous studies have estimated, according to the
Ocean Cleanup researchers.
Previous studies have documented the impact of plastic debris on more
than 660 marine species — from the smallest of zooplankton to the largest whales, including fish destined for the seafood market — but none have quantified the worldwide amount entering the
ocean from land.
In a
study out of the University of Arizona, researchers found that melting ice sheets had a greater impact on sea level rise
than the thermal expansion of the
oceans during the
previous interglacial period 125,000 years ago.
Just pop around the site today and you'll see Amelia Urry's interesting piece explaining why a
study finding vastly more fish in a deep
ocean layer
than previous estimates doesn't mean worries about overfishing are overblown.
Even the newly released
study that makes clear
oceans are rising 10 times faster
than previous estimates still likely falls far short of the true gravity of what is unfolding.
«We know from
previous studies that in few years the temperatures above Greenland could rise by more
than 10 degrees Celsius, and during the Ice Age the
ocean's water level rose and fell several times by as much as 10 to 20 metres», she says.
Lloyd claims that the
study suggests «much less heat is being added to the
oceans than has been claimed in
previous studies».
Previous theoretical and model - based
studies of the relationship between
ocean bottom pressure (pb) and sea level (ζ) suggest primarily barotropic variability at mid to high latitudes for scales greater
than a few hundred kilometers and periods less
than a few months.