Coastal areas that ban fishing can provide havens for endangered wildlife, according to a new report.
Ken Nedimyer and his nonprofit are working to restore endangered coral reefs in the Florida Keys.
It was more than 40 years ago, but Ken Nedimyer still remembers the first time he went diving in the Florida Keys.
Fishermen in the Gulf of Maine face heavy restrictions or even a shutdown of their industry due to depleted cod.
By daybreak, much of this town has already been at work for hours.
The Australian government has announced plans to establish the world's largest protected marine area in the Coral Sea.
Massive global greenhouse gas pollution is changing the chemistry of the world's oceans so much that scientists now predict it could severely damage shellfish populations and the nations that depend on the harvests if significant action isn't taken.
CNN's Zain Verjee talks with Alex Rogers about a new report warning that the world's oceans are at a risk of extinction.
Marine life is under severe threat from global warming, pollution and habitat loss, with a high risk of "major extinctions" according to a panel of experts.
CNN special correspondent Philippe Cousteau describes his team's incredible journey to the "top of the world."
Catlin Ice Base: Mission critical
If you ate fish for dinner last night, there's a 50% chance it was not caught in the wild.
Human activity and climate change have left about 75% of the world's coral reefs threatened, putting the livelihoods of many countries that depend on the ocean ecosystems at risk, according to a report released this week.
Environmental activist Philippe Cousteau is to explore the Arctic with CNN to show how scientists in the wilderness are studying climate change in one of the coldest places on the planet.
CNN's special correspondent Philippe Cousteau on his upcoming Arctic trek.
It's been said that we know more about the moon than we know about our own oceans.
Four weeks after the catastrophic blowout that killed 11 workers and gushed millions of barrels of toxic crude oil into the Gulf of Mexico last spring, President Obama set up an independent commission to determine what went wrong and what we must do to make sure nothing like this ever happens again.
The final report on the Deepwater Horizon disaster concludes it "was foreseeable and preventable."
The chemistry of the world's oceans is changing at a rate not seen for 65 million years, with far-reaching implications for marine biodiversity and food security, according to a new United Nations study released Thursday.
Eco-friendly floating restaurants serving sustainable seafood are on the menu for marinas around the world, in a bid to tackle the crisis caused by commercial over-fishing.
Bio-Remediation
updated: Thu Jul 29 2010 23:14:00
Scientists are exploring how the secret to cleaning up pollution in our oceans lies within nature.
The oceans have become so depleted by over-fishing, pollution and climate change that they can only be saved by a large global network of reserves, according to a growing consensus among marine scientists.
Roz Savage explains why she quit her high-powered London job five years ago to become an ocean rower.
Since I began exploring the ocean as a marine scientist 50 years ago, more has been learned about the ocean than during all preceding history.
On April 20, we witnessed one of the worst oil spills in American history, an event that has caused oil to surge into the Gulf of Mexico for weeks now.
A few years ago, weaving in and out of icebergs, a pink dawn rising over a forest of glaciers on the sub-Antarctic island of South Georgia, I realized a childhood dream.
Although best known for his acting, Ted Danson has been campaigning for cleaner oceans since the 1980s.
I grew up on the shores of Sydney Harbor and I fondly remember exploring the crystal clear pools, observing the unique and bountiful marine life. Shells and driftwood, cuttlefish bones and dried seaweed littered the sand. That was the only debris from the ocean beyond that I saw.
Actor, activist and environmentalist, Ted Danson isn't afraid to tackle any number of roles.
Twenty years ago when I had the opportunity to dive to 18,000 feet in the Japanese research submersible "Shinkai 6500" in the Sea of Japan. I fantasized about the amazing animals our team might see deep on the ocean floor: rat-tails, deep sea sharks, and octopi.
Two teams of explorers and scientists are on their way to the Arctic for the first international project to measure the amount of carbon dioxide in water beneath the ice.
For polar explorer Ann Daniels, the worst part of this year's expedition to the Arctic won't be enduring bitterly cold temperatures or pulling a 100-kilogram (220-pound) sledge over steep jagged ridges.
For Mary Crowley, the sea is her second home.
Efforts to curb overfishing in five of the world's marine ecosystems are starting to show signs of working.
It is a problem of massive plastic proportions -- a giant floating debris field, composed mostly of bits and pieces of plastic, in the northwest Pacific Ocean, about a thousand miles off the coast of California.
We all know what happens when urban sprawl gets out of control: Commutes back up, smog thickens, and concrete suburbs gobble up green spaces.
Today, Monday, June 8, we recognize the first U.N.-sanctioned World Oceans Day. The event comes after years of pressure from conservation groups and thousands of activists who clamored for everyone to know and understand what's happening in our oceans.
Actor Ted Danson talks about the importance of World Oceans Day.
The world's oceans are full of trash, causing "tremendous" negative impacts on coastal life and ecology, according to a U.N. report released Monday.
Climate change is killing the most marine biodiverse place on earth, 'the amazon of the seas.' CNN's Arwa Damon reports
If we don't know our history, then we can't know our future. Historians arguing the relevance of their subject often repeat that mantra.
Advances in the study of coral in the last few years has led a group of scientists to conclude that corals almost rival humans in their genetic complexity and their relationship to algae is key to their survival.
It's not just the number of people fishing, but the level of poverty in a local community that leads to overfishing of coral reefs, according to a new report.
Nine sites in the central Pacific will be set as sanctuaries for marine life and bases of research for scientists, President Bush said Tuesday.
The world has lost almost one-fifth of its coral reefs according a new report released by the International Union for Conservation of Nature (IUCN).
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