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Jason Carroll is with James Cameron as he prepares to dive into the Mariana Trench, the deepest part of the Pacific.

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Is nuclear power the future?updated Wed Apr 27 2011 07:01:39

CNN's Becky Anderson hosts a debate from University College, London in April about the safety of nuclear energy.

Can we live without nuclear power?updated Wed Apr 27 2011 06:56:02

Earth's Frontiers gathers a panel of experts to ask them if we can survive without nuclear power.

How can nuclear power be safer?updated Wed Apr 27 2011 06:55:27

CNN's Becky Anderson asks a panel of experts about how nuclear power can be made safer.

Is nuclear energy worth the risk?updated Mon Apr 04 2011 01:08:38

The more things change, the more they stay the same...

French report suggests new ways to feed the futureupdated Thu Mar 31 2011 00:33:15

With the world's population set to reach the seven billion milestone later this year the challenge of feeding our planet has never been more urgent.

Tasting the future of farmed seafoodupdated Thu Mar 24 2011 23:58:58

If you ate fish for dinner last night, there's a 50% chance it was not caught in the wild.

Genetically modified bananas in Ugandaupdated Thu Mar 24 2011 11:10:21

Scientists in Uganda have injected banana plants with a protein to make them resistant to deadly bacterial diseases.

The chicken of the sea?updated Thu Mar 24 2011 10:51:59

Omnivorous tilapia are one of the easiest and most profitable fish to farm - and they're sustainable.

A farm on every rooftopupdated Thu Mar 24 2011 10:51:24

Vertical farming is a revolutionary idea that would enable cities to feed themselves.

Genetic modification used to fight Uganda's banana blightupdated Tue Mar 22 2011 22:32:00

"Banana in Uganda, it means everything," says Ugandan farmer Arthur Kamenya.

'Earthship' homes rise from Haiti's rubbleupdated Thu Feb 24 2011 07:36:12

Built from the rubble of the 2010 earthquake, new homes are slowly taking shape in Port-au-Prince, Haiti.

Building 'Earth ships' for Haitiupdated Wed Feb 23 2011 06:58:04

Architects are in Haiti helping villages build eco-friendly homes that are entirely water and energy self-sufficient.

NASA's knowledge for sustainable livingupdated Wed Feb 23 2011 06:13:32

Earth's Frontiers reports on the knowledge that NASA has discovered and developed for sustainable living.

How humans might live in the futureupdated Wed Feb 23 2011 06:05:32

Earth's Frontiers reports on Finland's first eco-logical neighbourhood, which have super-insulated buildings.

Think you have a sustainable lifestyle? Take the testupdated Tue Feb 22 2011 21:19:09

Are zero carbon homes a lot of hot air?updated Tue Feb 22 2011 21:11:15

In five years time, all new homes built in the UK will be required to be zero carbon, with no net carbon emissions over a year.

High-rise living with a twistupdated Wed Feb 16 2011 22:40:53

An eye-catching spiral skyscraper with a garden on every level is being planned for Abu Dhabi.

Power station to double as laser-firing ski slopeupdated Mon Feb 14 2011 21:14:10

Waste-burning power stations rarely pass for stylish weekend resorts. But in an industrial town on the fringes of Copenhagen, an old incendiary plant is set for a seductive alpine makeover.

Power station to double as laser-firing ski slopeupdated Mon Feb 14 2011 09:01:26

Waste-burning power stations rarely pass for stylish weekend resorts. But in an industrial town on the fringes of Copenhagen, an old incendiary plant is set for a seductive alpine makeover.

Solar Power sheds its 'alternative' tagupdated Wed Jan 26 2011 06:28:18

Earth's Frontiers visits two new solar energy facilities that aim to sufficiently power thousands of American homes.

Congo's Solar Sistersupdated Wed Jan 26 2011 06:26:33

Five Congolese women have travelled to India to take part in an initiative to become experts in life saving solar technology.

Solar cell recycles ambient lightupdated Wed Jan 26 2011 06:21:46

Earth's Frontiers travels to Cardiff, Wales look at a new type of solar cell which recycles ambient light and turns it into energy

'Barefoot' grandmothers electrify rural communitiesupdated Wed Jan 26 2011 03:10:42

Turning grandmothers into solar engineers is one of Sanjit "Bunker" Roy's favorite jobs.

Will you shine in our solar quiz?updated Tue Jan 25 2011 22:21:48

Test your solar powers with our quiz on the sun's energy, solar panels and more.

Solar power enters the plastic ageupdated Sun Jan 23 2011 22:18:38

Cheaper and lighter compared to its more expensive, cumbersome silicon cousin, plastic photovoltaics (PV) could herald a revolution in the solar power market, according to a UK solar panel expert.

Solar-powered car smashes speed recordupdated Mon Jan 10 2011 12:24:05

A solar-powered car which produces the same amount of energy as a household toaster has smashed the world speed record for a solar vehicle.

Inuit lives and diets change as ice shiftsupdated Thu Dec 30 2010 06:26:33

Climate change is altering diets and lifestyles among Inuit people, according to a scientist who has studied the human face of global warming in the Arctic.

Business 'should lead' on global warming, says U.N. climate secretaryupdated Wed Dec 22 2010 09:30:44

Private businesses are better placed than governments to tackle global warming because they can act faster, according to panelists at CNN's climate change debate.

Securing our planet's future?updated Tue Dec 21 2010 11:05:13

CNN's Becky Anderson asks a panel of climate change fighters about what they're doing to tackle climate change.

Who is to blame for global warming?updated Tue Dec 21 2010 10:32:25

CNN's Becky Anderson asks a panel of climate change fighters who is to blame for global warming?

Who pays for fighting climate change?updated Tue Dec 21 2010 10:25:36

CNN's Becky Anderson asks a panel of climate change fighters who is to pay for fighting climate change?

Forests size of Russia 'could be restored'updated Tue Dec 21 2010 00:03:46

Forests covering an area almost the size of Russia could be restored around the world, according to a global partnership of scientists.

Bad to be big: Why top predators struggle for survivalupdated Wed Dec 15 2010 10:45:41

Researchers have found new evidence on how tough survival can be for big predators such as tigers, lions, polar bears and leopards.

Island running out of drinking waterupdated Mon Dec 06 2010 16:34:13

Cyprus is running low on drinking water and experts worry the island is turning into a desert.

Africa's heritage sites under threatupdated Mon Dec 06 2010 08:27:36

Many of Africa's natural and cultural sites are under threat from uncontrolled development, poaching and civil unrest, UNESCO has warned.

Australia weighs conservation vs tourism in Blue Mountainsupdated Thu Nov 25 2010 03:43:05

More than half a million people a year flock to the Blue Mountains National Park, Australia's most accessible wilderness, to see its impressive peaks and ancient rainforest.

Indonesia aims to halt deforestationupdated Thu Nov 25 2010 03:21:37

Rainforest covers 60 percent of Indonesia, yet this developing country is among the world's highest carbon emitters.

Deforestation levels lower in Brazilupdated Wed Nov 24 2010 06:45:33

CNN's Becky Anderson reports on the levels of deforestation in Brazil that are actually dropping.

Deforestation a problem in Indonesiaupdated Wed Nov 24 2010 06:31:10

Indonesia has one of the fastest rates of deforestation in the world. CNN looks at the issues as a result of this.

Preserving Blue Mountains National Parkupdated Wed Nov 24 2010 06:27:44

Earths Frontiers looks at what the New South Wales government has done to preserve the Blue Mountains National Park.

Can Brazil continue to slow deforestation in the Amazon?updated Wed Nov 24 2010 01:49:30

Only when flying over the treetops of the Brazilian Amazon was I finally able to comprehend the scale of the forest.

Climate project calls for citizen scientistsupdated Wed Nov 17 2010 10:19:31

An international team of climate scientists is calling on the public to help with a new initiative aimed at predicting how the climate will change during the 21st century.

Crossing the Northwest Passage with Bear Gryllsupdated Mon Nov 15 2010 07:48:15

Traversing the infamous Northwest Passage was an experience unlike any other I've been through.

Brazil auctions parts of Amazon for loggingupdated Fri Nov 12 2010 06:39:08

Brazil has begun to auction parts of its rainforest to private companies for logging.

Bear Grylls travels Northwest Passageupdated Fri Nov 12 2010 05:44:28

Adventurer Bear Grylls takes Earth's Frontiers on an expedition to see the declining glaciers of the Northwest Passage.

The mother-in-law seatupdated Thu Nov 11 2010 08:10:36

Jay Leno explains why cars in the early 20th century had a 'mother-in-law' seat and shows us the 1909 Baker Electric car.

Jay Leno's first carupdated Thu Nov 11 2010 08:07:09

Jay Leno recalls the day he bought his first set of wheels and shows us a car that represents conspicuous consumption at its best.

Jay Leno shows off car that 'runs on tequila and perfume'updated Mon Nov 08 2010 08:16:06

Top U.S. talk-show host Jay Leno loves cars but also considers himself an environmentalist.

Bolivia's hidden energyupdated Fri Oct 29 2010 10:16:30

CNN journeys to Bolivian lithium mines to take a look at the mineral that will power electric cars of the future.

Bolivia poised to power world's electric carsupdated Thu Oct 28 2010 07:59:56

"Back to the Future" is celebrating its 25-year anniversary. While we don't yet have the time-traveling Deloreans, the world is getting ready for the next automotive revolution.

Jay Leno's 'green' garageupdated Wed Oct 27 2010 14:42:56

Jay Leno shows CNN around his garage where he attempts reconcile his love of cars with his concern for the environment.

The car that runs on thin airupdated Wed Oct 27 2010 12:41:17

Say goodbye to gasoline and hello to the AirPod. CNN takes a look at the car of the future that will run on compressed air.

Jay Leno's green garageupdated Tue Oct 26 2010 16:04:05

American comedian Jay Leno gives CNN's Earth's Frontiers a tour of his environmentally friendly garage.

Do electric cars have enough drive to go mainstream?updated Tue Oct 26 2010 10:16:55

Major car manufacturers are poised to launch their electric vehicles and expectations are so high Nissan says it has closed its U.S. waiting list with 20,000 pre-orders.

Algae power reaches for the skyupdated Tue Oct 12 2010 01:03:39

Air travel could be powered from vast seas of algae growing close to airports within four years, according to researchers and airlines hoping to find a green future for aviation.

Montana's melting glaciers: The poster-child for climate changeupdated Wed Oct 06 2010 22:22:06

As recently as 100 years ago, Montana's Glacier National Park had more than 150 glaciers throughout its more than one million acres.

National park losing its glaciersupdated Thu Sep 23 2010 11:44:27

CNN's Earth's Frontiers visits a national park in Montana that is melting away and the man with the photos to prove it.

Water supply runs dry in Cyprusupdated Thu Sep 23 2010 11:24:20

Earth's Frontiers travels to Cyprus where the country has become the first in the European Union to run out of water.

Cyprus facing up to life after 'peak water'updated Wed Sep 22 2010 00:38:05

Cyprus is an island of one million people in the Mediterranean Sea and it's facing a water crisis.

Opinion: Prepare for a hotter, drier Mediterraneanupdated Wed Sep 22 2010 00:35:25

Many people in Cyprus feel that we are already seeing a lot of changes in our climate.

Haiti's fragile ecosystems facing disasterupdated Fri Sep 10 2010 05:27:12

While the eyes of the world have followed the effect of Haiti's devastating earthquake on Port-au-Prince, an ecological disaster has been quietly unfolding elsewhere in the country.

Tiny organisms have big appetiteupdated Thu Aug 26 2010 05:40:15

Some of the world's smallest organisms are hard at work on the biggest environmental problems.

Preserving flora and faunaupdated Wed Aug 25 2010 08:38:40

What can be done to balance the desire for progress with the need to protect delicate ecosystems?

Bigger than climate changeupdated Wed Aug 25 2010 08:38:21

From oceans to forests, preserving biodiversity is key to saving our future.

Why is biodiversity important?updated Wed Aug 25 2010 08:36:39

The Earth's Frontier debate panel discuss the value and importance of biodiversity.

Biomimicry architectureupdated Wed Aug 25 2010 06:34:27

How biomimicry works in nature and how it's now being applied to architecture. CNN's Becky Anderson reports.

Philippe Cousteau: Over-fishing must endupdated Tue Aug 24 2010 12:10:13

From the Earth's Frontiers debate, Philippe Cousteau warns that overfishing is a major threat to all life on the planet.

Biodiversity mattersupdated Tue Aug 24 2010 11:25:41

The UN's biodiversity chief tells the panel at the Earth's Frontiers debate the value of international cooperation.

Eels help treat spinal injury?updated Tue Aug 24 2010 06:01:51

Scientists research ways eels may help spinal injury patients in the near future. CNN's Becky Anderson reports.

Opinion: Yasuní and the New Economics of Climate Changeupdated Mon Aug 23 2010 07:05:55

Yasuní is both a place and a metaphor.

Opinion: Sowing (and saving) seeds to protect our futureupdated Mon Aug 09 2010 02:04:12

The extinction of species like the dodo, elephant bird, Tasmanian tiger and pink pigeon have made little impact, but more charismatic species, such as the panda, gorilla and tiger currently stand on the brink.

Opinion: In the face of progress, are we becoming 'plant blind'?updated Fri Aug 06 2010 05:31:19

Life as we know it would simply not exist without plants.

Could volcanic eruptions signal boom time for ocean life?updated Tue Aug 03 2010 23:23:44

The volcanic eruption in Iceland has given scientists a unique opportunity to study its effect on marine biology.

Ocean census reveals what lies beneath the wavesupdated Mon Aug 02 2010 23:01:35

A ten year study of sea life has revealed just what lives beneath the waves.

Ocean gliders scour ocean depthsupdated Thu Jul 29 2010 11:48:44

German marine scientists in Kiel use new technology to scour the oceans' depths and learn how they are changing.

Bar-coding the oceans' marine lifeupdated Thu Jul 29 2010 11:46:16

Oceans have become so depleted by over-fishing and climate change they can only be saved by a large network of reserves.

Bio-Remediationupdated Thu Jul 29 2010 11:38:58

Scientists are exploring how the secret to cleaning up pollution in our oceans lies within nature.

A blueprint for blue planet protectionupdated Thu Jul 29 2010 00:00:36

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.

DNA scientist fishing for a 'frozen ark'updated Mon Jul 26 2010 04:32:29

Dr David Rawson knows a thing or two about fish.

Quiz: What do you know about the world's oceans?updated Thu Jul 22 2010 04:17:20

Deep-sea discoveries off Canada's coastupdated Wed Jul 21 2010 19:01:38

Using high-tech robotic cameras, a team of scientists is getting a rare first glimpse of marine life in the North Atlantic that could shed light on the ocean's ecosystem and climate to as far back as 1,000 years.

Join the Earth's Frontiers debateupdated Tue Jul 13 2010 00:44:39

How can we balance progress and conservation?

Businesses can profit from 'natural capital'updated Tue Jul 13 2010 00:37:07

It's not just animals and plants that can flourish by protecting biodiversity but the bottom line of businesses, according to a new report.

Aviation industry learns from natureupdated Wed Jul 07 2010 04:02:28

"The largest bird on Earth that can fly weighs 15kg", said Michel de Gliniasty, Scientific Director at ONERA the French Aerospace Lab. "A condor, and it is something like less than four meters in wingspan."

Biomimicry in flightupdated Fri Jun 25 2010 06:05:20

From airliners to robotic drones, the next generation of flying machines are inspired by nature's experts.

Bringing buildings to lifeupdated Fri Jun 25 2010 06:05:04

Architects, once inspired by nature, are looking at the possibility of creating buildings with lifelike characteristics.

Life-changing ideasupdated Fri Jun 25 2010 06:04:45

By studying lamprey eels, scientists are developing life-changing therapy to help people with spinal injuries walk again.

Bat to the future: Biomimicry's best designs from the animal kingdomupdated Thu Jun 24 2010 00:09:33

The innate characteristics of animals, birds and insects are helping inform a growing number of science and engineering projects all over the world.

Test your knowledge of biomimicryupdated Tue Jun 22 2010 23:21:36

Biomimicry: Growing good ideas from the natural worldupdated Fri Jun 18 2010 00:32:14

If you're in need of inspiration for a design project you might traditionally peruse a textbook, or perhaps visit a local design exhibition.

Uncovering Ecuador's biodiversity jewelupdated Fri Jun 04 2010 04:30:45

Yasuni National Park in Ecuador's Amazon region is thought of as the most biologically diverse forest in the world.

Could online maps save coral reefs?updated Tue Jun 01 2010 12:29:24

You used to know them as maps, but in a Web 2.0 world they're now called geographic information systems (GIS) and they could play a key part in saving the world's endangered coral reefs.

Technology threatens Turkish townupdated Tue Jun 01 2010 06:32:54

A proposed dam could create abundant electricity but wipe out one Turkish town and threaten the area's ecology.

Preservation vs. progress in Turkey's eco-havenupdated Mon May 31 2010 01:25:43

The most impressive thing about Yusufeli is the people who live there.

All alone on the shores of the Aral Seaupdated Fri May 28 2010 23:28:35

It was one of those moments when almost immediately you realize separating probably wasn't very smart.

Repairing an environmental disasterupdated Thu May 27 2010 11:37:40

On the Aral Sea in Kazakhstan the country is trying to repair one of the World?s worst environmental disasters.

Hydro power endangers wildlifeupdated Thu May 27 2010 11:30:44

Earth's Frontiers travels to the Kackar Mountains in north eastern Turkey where local conservationists fear for their wildlife.

Stealth research in the Amazonupdated Thu May 27 2010 11:01:13

Earth's Frontiers travels deep into the Yasuni Biosphere Reserve in the equatorial western Amazon to research endangered species.

Join the Earth's Frontiers debate: Preservation or progress?updated Thu May 27 2010 00:19:25

How can we balance progress and conservation?

Bringing life back to Asia's 'dead' seaupdated Wed May 26 2010 02:39:12

Serik Duisenbayv was 17 when he first saw the Aral Sea.

Small mammals at risk as world warmsupdated Tue May 25 2010 12:55:55

The biodiversity of small mammals in North America may already be close to a "tipping point" causing impacts "up and down the food chain" according to a new study by U.S. scientists.

Could online maps save coral reefs?updated Tue May 25 2010 06:29:45

You used to know them as maps, but in a Web 2.0 world they're now called geographic information systems (GIS) and they could play a key part in saving the world's endangered coral reefs.

Scientists discover frog with inflating noseupdated Mon May 17 2010 12:18:06

Scientists have discovered a "treasure trove of new species" including a frog with a "Pinocchio-like" nose in a remote section of Indonesian rainforest in Southeast Asia.

U.N. report: Eco-systems at 'tipping point'updated Mon May 10 2010 13:33:10

The world's eco-systems are at risk of "rapid degradation and collapse" according to a new United Nations report.

U.N. report: Eco-systems at 'tipping point'updated Mon May 10 2010 13:29:33

The world's eco-systems are at risk of "rapid degradation and collapse" according to a new United Nations report.

The world's biodiversity hotspotsupdated Mon May 10 2010 00:29:42

From the forests of Ecuador to the shore of the Aral Sea, in the coming months Earth's Frontiers will be exploring the rich diversity of life on our planet and the challenges of conservation.

Debating future energyupdated Fri Apr 30 2010 11:27:26

A panel discusses whether our future could be powered by renewables.

Finding real solutionsupdated Fri Apr 30 2010 04:35:10

Earth's Frontiers debate panel discussed how real solutions could be found to combating climate change.

Taking the leadupdated Fri Apr 30 2010 02:54:55

Should business, governments or individuals take the lead in the drive to a sustainable carbon-neutral future?

The future of energy: 'It can't be business as usual'updated Thu Apr 29 2010 03:45:52

Climate skeptics are indicative of societies in decay.

Going to the heart of France's nuclear power ambitionsupdated Fri Apr 16 2010 02:46:42

As an intrepid producer for CNN, I have been in some strange situations. Possibly the strangest, however, was on a recent trip to France to produce a piece on nuclear energy for the latest episode of Earth's Frontiers. We were about to be taken on a rare behind-the-scenes tour of Tricastin Nuclear Power Station's nuclear reactor.

Engineering cleaner coalupdated Thu Apr 15 2010 06:01:11

Engineers claim to be close to a breakthrough that could make coal less polluting. Earth's Frontiers investigates.

Can coal clean up its act?updated Tue Apr 13 2010 23:45:33

It is one of the most abundant natural resources, providing around a quarter of the world's total energy and powering over 40 percent of our electricity supplies.

Canada's oil sands: Dirty but necessary?updated Thu Apr 08 2010 00:24:44

The first shock in new eco-documentary "Dirty Oil" comes in the first few seconds when a question is asked: where does most of the U.S.'s oil come from?

Securing energyupdated Wed Apr 07 2010 06:19:04

Earth's Frontiers spoke to Sam Ori on the future role of oil and how it could clean up its act.

The greenest barrel of oilupdated Fri Apr 02 2010 08:42:33

Norway is the world's third largest exporter of oil and gas. We find out why they say their product is the greenest oil in the world.

France's nuclear hopeupdated Fri Apr 02 2010 08:42:20

Earth's Frontiers travels to France where the country has shown such a commitment to nuclear energy like no other.

Opinion: Nuclear is 'a spanner in the works'updated Thu Apr 01 2010 13:29:39

Nuclear power is inadequate, hugely expensive, unnecessary and dangerous.

Quiz: Are you a nuclear mega(s)watt?updated Thu Apr 01 2010 03:36:36

Opinion: Rejecting nuclear power would be 'sheer folly'updated Thu Apr 01 2010 03:32:07

We need three things from global energy and electricity supplies. They should be as economic as possible, as reliable as possible -- power cuts are very expensive -- and do as little damage to the environment as possible.

Visiting Norway's fields of black goldupdated Fri Mar 26 2010 01:02:23

If I had to sum up our week in Norway with one thought, it would be "boiler suit". We were there to film our segment for Earth's Frontiers on oil and we quickly realized that there's not much to see in the oil and gas industry that doesn't require some hard-core protective clothing.

Quiz: Clearing up the smogupdated Thu Mar 18 2010 00:03:26

The view from Spain's solar power towerupdated Wed Mar 10 2010 02:12:57

Cresting the brow of autovia A-49 in Andalusia, 10 miles outside of Seville, the world's first commercial solar "power tower" appears on the skyline like a giant obelisk.

In the field: Wind powers ahead in blustery Denmarkupdated Sun Mar 07 2010 22:34:24

There is an undeniable excitement attached to the launch of a new series. With the rough brief being that Earth's Frontiers was to be an environmental show, a host of warm and exotic locations sprang to mind.

Striking a blow for wind powerupdated Wed Mar 03 2010 21:07:45

Wind power provides a fifth of Denmark's electricity, most of it generated by giant wind farms built on land and in the country's coastal waters.

Spain's solar revolutionupdated Thu Feb 25 2010 09:09:20

What are the practical implications of harnessing the sun? Earth's Frontiers travels to southern Spain to investigate.

Denmark's wind powerupdated Thu Feb 25 2010 09:05:57

Earth's Frontiers meets the people responsible for supplying 20 percent of Denmark's electricity through wind power.

Harnessing Hawaii's wave powerupdated Thu Feb 25 2010 09:01:47

Earth's Frontiers travels to Hawaii, where the U.S. military and Ocean Power Technologies to harness wave power.

Surf's up for Hawaii's hydro-powerupdated Wed Feb 24 2010 07:32:20

Anytime you're assigned to a story in Hawaii, you can expect the next few days around the office to be unpleasant. The chiding is constant. "When did we start getting to pick where we do stories?"

The new wave: Harnessing the power of the oceanupdated Wed Feb 24 2010 07:02:21

Producing electricity using the power of the oceans could start a new wave in renewable energy. But some fear that "wave farms" could damage the livelihoods of fishermen by rendering coastal waters off limits.

Join CNN in exploring Earth's Frontiersupdated Wed Feb 24 2010 06:36:28

Over the next three months Earth's Frontiers will report from around the world on cutting-edge energy technology and fuel the debate on the future of energy.

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