One example is a tuna buoy that floats out around the oceans of the world, monitoring fish populations.
It also serves to highlight the urgency of expanding the number of these systems in the world's oceans, especially off of the east coast of the United States, to counter potential ballistic missile threats from rogue nations such as Iran and North Korea.
CENTERFORSECURITYPOLICY: Satellite intercept shows missile defense need
The Unep assessment said the concentration of mercury in the top 100m of the world's oceans had doubled over the past century, and estimated that 260 tonnes of the toxic metal had made their way from soil into rivers and lakes.
The Unep assessment says that the concentration of mercury in the top 100m of the world's oceans has doubled over the past century, and estimates that 260 tonnes of the toxic metal have made their way from soil into rivers and lakes.
Indeed, he has estimated the number of undiscovered sea monsters lurking in the world's oceans without leaving the comfort of his office.
Planet Ocean is by no means the first (or last) movie to share the beauty of our oceans and depict some of the ways that our modern world is ruining natural habitats.
It's all wonderfully poetic, an ultimate enjoining of the unfathomable mysteries of the digital world with the even more unfathomable mysteries of the oceans.
The massive over-fishing of the oceans has already led to the near-disappearance of some of the world's fish.
The president also pointed out that although the United States is separated by two oceans from most of the rest of the world, a global economy renders those geographic distinctions moot.
The exact value of these resources is impossible to calculate reliably, but a leading UN official described the scale of mineral deposits in the world's oceans as "staggering" with "several hundred years' worth of cobalt and nickel".
BBC: UK Seabed Resources joins deep-ocean mineral-mining rush
She urged for these sites, which represent 0.3% of the world's oceans, to expand over into the 99% of the oceans that are not protected.
Globally just 0.6% of the world's oceans have been protected, compared to almost 13% of our planet's land area.
The United States, separated from much of the world by two oceans and bordered by allies, is, by dint of geography, among the best-protected countries on earth.
Scientists fear that the population of phytoplankton in the world's oceans is being affected by rising sea temperatures, with a paper published in the journal Nature in 2010 controversially suggesting that it had declined by as much as 40% since the 1950s due to climate change.
BBC: Seafarer science: Sailors asked to help measure plankton
Ronald Reagan objected to LOST's creation of a supranational agency to govern the world's oceans at the expense of U.S. sovereignty and America's capacity to utilize and assure freedom of the seas .
The IOC supports the JCOMM-OPS office in Toulouse which coordinates the deployment of the over 3400 Argo floats throughout the world oceans and 1250 surface drifters.
Scientists are enlisting sailors and fishermen to help with what they hope will be the world's biggest study of plankton in the oceans.
BBC: Seafarer science: Sailors asked to help measure plankton
They are intended to help fill the large gaps in meteorological knowledge that exist over the world's oceans, and which blight the work of weathermen.
President Barack Obama and former President George W. Bush support the treaty, as does an oddly aligned group including the Pentagon, Sierra Club, oil companies, shipping companies and environmentalists, who favor the part of the treaty designed to help protect the world's oceans.
The British wrote furiously to each other, across London and across the oceans, as they tried to keep up with the job of running the world.
It remains defective as the treaty has yet to be amended and its central feature remains - the establishment of a supranational agency to govern three quarters of the world's surface and the oceans and airspace above them.
Such a melt would add 3.5cm to the height of the world's oceans.
As much as 64 percent of the world's oceans have no national jurisdiction.
These innovative propulsion and energy systems will help customers explore portions of the world's oceans in conditions that previously were too challenging or costly to operate.
ENGADGET: Wave Glider sea robot gets a new version, replete with more power and gear
Because of the distance that low-frequency sound waves can travel under water, a set of four ships emitting sound at 235 decibels could monitor 80% of the world's oceans for submarines.
ECONOMIST: The American navy may soon have a whale of a problem
Deep in oceans around the world lurks a type of worm without a mouth, anus or gut that makes its living by eating the bones of whales and other deceased sea creatures.
MSN: Zombie worm has no mouth �� but it feasts on whale bones
The world's oceans have already absorbed a third to a half of the CO2 produced by humans, principally by the burning of fossil fuels, over the past 200 years.
He said the amount should be even higher, but the world's oceans are absorbing quite a bit, keeping it out of the air.
Inhabitat recently reported on Boyan Slat, a 19-year-old student who designed an ocean cleanup array that he estimates could remove 7.25 million tons of plastic from the world's oceans.
The fourth is a study by researchers at the Scripps Institution of Oceanography, in California, into changes in the way the world's oceans have warmed up at different depths over the past 65 years.
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