Nowadays the cost of covering
a broad area of the ocean with multiple receivers to locate marine mammals or underwater vehicles based on the acoustic signals they produce is excessively high.
Ambient noise in
broad areas of the ocean has increased significantly over the last half - century from the introduction of tens of thousands of commercial ships continuously transiting the sea.
Not exact matches
The heads
of the two agencies have agreed, in
broad terms, that the FERC would have the authority to license
ocean wave and tidal energy projects while the interior department would issue the final permits for solar and wind projects in
areas beyond the state waters.
Marine sediment cores cover a
broader area — nearly 70 percent
of the Earth is covered in
oceans — but they only give tiny hints about the climate over the land.
In other regions, warm sub-surface
ocean water was shown to be responsible for thinning glaciers as they went afloat, resulting in rapid acceleration
of a
broad area of the glacier (Pritchard et al. 2009).
The sea ice extent measure is
broader, including
areas of ocean where ice covers 15 %
of the surface
area.
Regions showing large positive correlations between GRACE and ECCO, large fraction
of ECCO variance explained by GRACE, and large signal - to - noise ratios include the northwestern Pacific
Ocean,
broad areas of the Southern
Ocean, the South China Sea and the Arafura Sea.
Coastal
areas and nations dependent upon fishing for food and revenue are likely to suffer as well, the report said, with
broad changes in marine species richness and fisheries catch potential as warming and increasingly acidic seas cause species to move to different parts
of the
ocean.
In making their seasonal outlook, which was released on May 23, NOAA cited a
broad area of above - average sea surface temperatures in the North Atlantic Basin, a continuation
of a natural cycle
of above - average hurricane activity, and a lack
of an El Niño event in the Pacific
Ocean as reasons why there may be more storms this year.