In 2008 Lisa Ling investigated the threat to the shark population brought on by the demand for shark fin soup.
World leaders converge Tuesday in New York to focus on climate change, with the clock ticking down toward a summit this year in Denmark, where a global climate change pact is to be signed.
In 2008 Lisa Ling investigated the threat to the shark population brought on by the demand for shark fin soup.
In 2008 Anderson Cooper talked with special correspondent Lisa Ling about shark finning, a brutal practice.
World leaders converge Tuesday in New York to focus on climate change, with the clock ticking down toward a summit this year in Denmark, where a global climate change pact is to be signed.
The indigenous people of Alaska have stood firm against some of the most extreme weather conditions on Earth for thousands of years. But now, flooding blamed on climate change is forcing at least one Eskimo village to move to safer ground.
A polar bear falls through thin Arctic ice while searching for food for his family. A humpback whale guides her calf on a perilous 4,000-mile journey. A herd of African elephants in search of water battles a sandstorm in the Kalahari Desert.
Hunched over a campfire in eastern Panama, Embera tribesman Raul Mezua chanted a song his grandfather taught him when he was a boy.
CNN's Naamua Delaney talks to David Ariosto about the battle between cattle ranchers and tribes over rainforests in Panama.
Beneath an Antarctic glacier in a cold, airless pool that never sees the sun seems like an unusual place to search for life.
It's daybreak on Sara Creek, a sleepy backwater that sits near Yorktown, Virginia, and empties into the Chesapeake. The early morning fog slowly lifts to reveal the ripples of water, the boats swaying, and a picturesque harbor.
The students in Alita Richard's art class at Mcdonough Elementary School #42 work diligently, quietly with a laser-like focus.
Michelle Obama is not the only one looking to feed her family freshly picked produce.
Cattle ranchers and indigenous tribes battle over rainforests in Panama. CNN's David Ariosto reports.
CNN Photojorunalist Jeremy Moorhead looks at the effort to save the Chesapeake Bay one species at a time.
CNN Photojournalist Bethany Swain shows us just what goes into getting locally grown, farm fresh produce to city dwellers.
With the exception of that come-from-behind win over an overconfident hare, turtles and racing have never really been a very good match.
Rivers are the arteries of our infrastructure. Flowing from highlands to the sea, they breathe life into ecosystems and communities.
CNN.com's Naamua Delaney and John Sutter discuss his report on the rebound of endangered right whales.
A large ice shelf is "imminently" close to breaking away from part of the Antarctic Peninsula, scientists said Friday.
North Atlantic right whales, sort of the homely underdogs of the whale world, birthed a record number calves this year off the coast of the southeast United States, giving some scientists hope that the uber-rare and often overlooked species can recover.
While traveling through the Cameroonian jungle, the Planet in Peril team encounters a slight hurdle. Sanjay Gupta vlogs.
Behind the scenes with Anderson Cooper, Dr. Sanjay Gupta and Lisa Ling in CNN?s "Planet in Peril: Battle Lines."
Anderson Cooper, Dr. Sanjay Gupta and Lisa Ling report in the CNN Worldwide investigation, "Planet in Peril: Battle Lines."
More than 100 years ago, J.A. Loring had his eyes on the California sky and his hand on a pen.
CNN producers and cameraman talk about the filming of the CNN Worldwide investigation, "Planet in Peril: Battle Lines."
Despite the destruction it caused in a massive spill near a Tennessee power plant in December, coal ash has found many uses that benefit industry and even the environment.
Bird populations native to several areas of the globe are in decline, with some teetering on the brink of extinction, according to a multi-agency report, the first of its kind, released Thursday.
When Lynn Heinisch and her neighbors in Atlanta's Lake Claire neighborhood take their recycling to the curb for pickup each Thursday, they cross their fingers and hope for the best.
When Lynn Heinisch and her neighbors in Atlanta, Georgia's Lake Claire neighborhood take their recycling to the curb for pickup each Thursday, they cross their fingers and hope for the best.
When Lynn Heinisch and her neighbors in Atlanta, Georgia's Lake Claire neighborhood take their recycling to the curb for pickup each Thursday, they cross their fingers and hope for the best.
It could be the ultimate test of human endurance: Three British explorers are risking their lives in subzero temperatures to measure the melting Arctic ice cap.
CNN.com's Azadeh Ansari talks with 3 British explorers living in subzero temperatures to measure the arctic ice cap.
The gale force of President Obama's $787 billion economic stimulus package could breathe new life into an emerging industry: small wind turbines.
Glenn Wood and several other retirees lean on a wood rail on the second story balcony of the Golden Lion Café -- a beachside pub and restaurant in northern Florida.
Three years ago, Phillip Loughlin made a choice he knew would brand him as an outsider with many of his fellow hunters:
When Rita Bryer sees 300-foot-tall wind turbines sprouting up from the prairie near her home in western Oklahoma, she can't help but wonder about the view from the top, where blades the size of semi-trucks spin.
Beyond the golden beaches and beneath the blue waters of the Puerto Rican island of Vieques is a site that resembles more of a munitions graveyard than a Caribbean paradise.
Between 1.5 trillion and 2 trillion tons of ice in Greenland, Antarctica and Alaska have melted at an accelerating rate since 2003, according to NASA scientists, in the latest signs of what they say is global warming.
Marjorye Heeney knew something was wrong when she saw a bulging cloud of black dust darken the sky.
Climate-driven environmental changes could drastically affect the distribution of more than 1,000 species of commercial fish and shellfish around the world, scientists say.
Five million residents in Mexico City and its metro area could soon start feeling the effects of water cutbacks imposed Friday due to drought conditions.
It took about 110 years and some delicate surgery on his most private parts, but Henry -- a lizard-like creature from New Zealand -- is now a dad.
Forests in the Pacific Northwest are dying twice as fast as they were 17 years ago, and scientists blame warming temperatures for the trend, according to a new study.
One of the planet's most fragile and pristine ecosystems sits atop a bounty of untapped fossil fuels.
Global warming data is released constantly these days -- and all of it shows that our planet is in peril.
A rat believed to be extinct for 11 million years, a spider with a foot-long legspan, and a hot pink cyanide-producing "dragon millipede" are among the thousand newly discovered species in the largely unexplored Mekong Delta region.
I am watching a 10-year-old boy carefully burn the fur off a dead monkey. And I'm learning again why nature is the ultimate safety net for the world's rural poor, about one sixth of the world's population.
It was one of the most surreal images in American history: A river, so fouled with industrial waste that it caught fire and burned. In June 1969, Cleveland's Cuyahoga River become the poster child for the birth of the modern American environmental movement.
At certain times in history, great nations find themselves shaping the future of the world. For many of our most endangered wildlife species, China finds itself in that role today.
There is no animal on earth more vilified than the shark. Pop culture references and annual, over-hyped reports of attacks on swimmers or surfers have put sharks on the top of the list of the world's most feared living things.
Nature can be amazingly resilient, capable of adapting to constantly changing ecological conditions. And yet, this resiliency is limited and rapidly reaching the breaking point.
Trash litters its cities. Electricity is sporadic at best. There is no clean water. Medical and educational services are limited. Basic infrastructure is severely lacking.
"Planet in Peril: Battle Lines" traveled to a place off the coast of South Africa known as "shark alley," one of the best places in the world to see great white sharks.
Watch "Planet in Peril: Battle Lines" on Thursday, December 11, at 9 p.m. ET/PT on CNN, hosted by Anderson Cooper, chief medical correspondent Dr. Sanjay Gupta, and "The Oprah Winfrey Show" correspondent and National Geographic host Lisa Ling. CNN's award-winning series examines the environmental conflicts between growing populations and natural resources. After watching "Planet in Peril," use these questions to focus students' attention on the concepts explored in the program.
Summer is over in the northern hemisphere, but it's been another chilling season for researchers who study Arctic sea ice.
"Planet in Peril: Battle Lines" airs on Thursday, December 11, at 9 p.m. ET/PT on CNN, hosted by Anderson Cooper, chief medical correspondent Dr. Sanjay Gupta, and "The Oprah Winfrey Show" correspondent and National Geographic host Lisa Ling. CNN's award-winning series examines the environmental conflicts between growing populations and natural resources.
Students will learn about the challenges that wildlife preservationists face in protecting wildlife from the adverse effects of human actions.
A photojournalist covering Borneo calls the island "one of the most tragic ecological disasters in history."
A small tribe of Indians in Paraguay who have had virtually no contact with the outside world won a legal battle this week when rights groups stopped a Brazilian company from continuing to bulldoze the forest to clear land for cattle ranches.
"Planet in Peril: Battle Lines" returns this December on CNN International, hosted by Anderson Cooper, chief medical correspondent Dr. Sanjay Gupta and "The Oprah Winfrey Show" correspondent and National Geographic host Lisa Ling.
Lisa Ling has an unexpected encounter with an African elephant as she investigates the animals' population decline.
Addiction exposes the deepest forms of physical and psychological dependency. It is typically considered a personal affliction or an individual failing. But the deadly solicitations of any addictive substance -- cocaine, alcohol, nicotine -- rely upon a social, economic, and political infrastructure.
CNN's Christian Purefoy reports on bringing technology to developing nations without causing environmental problems.
A team of scientists will use a World War II-era plane to explore one of the last uncharted regions of Earth, in hopes of learning more about climate change.
Anderson Cooper hosts a CNN special report - Planet In Peril: Battle Lines.
Elephants are dying out in central Africa as rebels from Chad and Darfur hunt them for their tusks. Lisa Ling reports.
Decades of extraordinary growth have catapulted China to the top of the world's economic charts, earning the admiration of much of the rest of the world.
For a long time -- the first 15 years that we knew about global warming and did nothing -- there were no pictures. That was one of the reasons for inaction.
CNN's Karl Penhaul shows what happened to a captured soldier, as confrontation grows between Colombia's army and Indians.
Protests by members of the indigenous population turn violent. CNN's Karl Penhaul reports.
Water is the key to life. It is fundamental to all human activities. Water grows the food we eat, generates the energy that supports our modern economies and maintains the ecological services on which we all depend. Yet billions of people worldwide still lack access to the most basic human right: safe, clean, adequate water.
Lisa Ling visits the Alaskan Arctic -- ground zero in the conflict over offshore drilling.
As she cleans the carbon rods from exhausted D-cell batteries, Marjina holds her young child on her lap and gently lulls her to sleep.
Watch Anderson Cooper in the water with great white sharks in Cape Town, South Africa.
Anderson Cooper on assignment in South Africa for Planet In Peril: Battle Lines, sees sharks up close - real close.
In the midst of the Cameroon forest, Dr. Sanjay Gupta vlogs about how to get hydrated fast.
Polar bears will now be listed as "threatened" under the Endangered Species Act.
A melting Greenland is the front line in the fight against global warming as scientists try to predict the future.
Arctic sea ice is at the second lowest level ever. CNN's Miles O'Brien reports on its impact on wildlife and climate.
Bush charcoal is devastating Kenya's forests. CNN's David McKenzie investigates.
CNN's Chris Lawrence reports on a new program that asks residents to weed out what they don't eat.
The annual wildebeest migration in Kenya is a boon for poachers. CNN's David McKenzie investigates.
Frogs and other amphibians are dying at an alarming rate. CNN's Dan Simon reports.
Anderson Cooper's sneak peak of Planet in Peril: Battle Lines. He's looking at the last remaining mountain gorillas.
Great white sharks are dying off at an alarming rate. CNN's Anderson Cooper reports.
CNN's Arwa Damon reports from the rapidly vanishing forests of Sumatra in central Indonesia.
Critics say Al Gore's plan for green energy ignores red tape. CNN's David Mattingly reports.
Maria's labored breath echoes within the walls of her family's mud hut. Her tiny, bony hands open and close in slow claw-like motions.
Global warming could destabilize "struggling and poor" countries around the world, prompting mass migrations and creating breeding grounds for terrorists, the chairman of the National Intelligence Council told Congress on Wednesday.
A Pennsylvania town considers a ban on couches on front porches and lawns. WFMZ reports.
The state of Florida has agreed to buy nearly 200,000 acres of land from a major sugar producer in a $1.7 billion deal to help restore the Everglades, Gov. Charlie Crist announced Tuesday.
Anderson Cooper on assignment for Planet In Peril: Battle lines with his reporter's notebook from Africa.
Whaling fleets nearly wiped out North Atlantic right whales last century. Now these huge mammals are threatened by other human behavior: big ships, fishing gear and entanglement in federal bureaucracy.
Government scientists want big ships to slow down near endangered right whales. CNN's Miles O'Brien reports.
CNN's Miles O'Brien investigates the loss of wetlands in Louisiana and what needs to be done to save them.
Nicole Lapin talks to Hayley and Connor Gilbert about a program that shows kids how climate change affects polar bears.