A Copenhagen promise to achieve a goal by 2050 is scarcely worth the paper it is written on
Analysis
Climate-change action needs a Pearl Harbor moment
Maybe the summit failed because there was no clear and present danger, at least not one you can see
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Features
Earlier discussion
Online discussion: Margaret Wente on climate change
Are global-warming activists discrediting their own cause?
Focus
The new enviro-guilt: water footprints
Now that you've figured out how to reduce your carbon impact, another global problem is emerging.
Audio analysis
Eric Reguly on protests, Harper and how Canada can salvage its reputation
The Globe's Eric Reguly on the latest at Copenhagen
Around the world
How international media view Canada's climate record
Excerpts from media outlets around the globe
Earlier discussion
Q&A: Copenhagen negotiations
Meinhard Doelle, an environmental law professor at Dalhousie University, takes your questions on the talks
Doug Saunders
Breach in global-warming bunker rattles climate science at worst time
Leaked e-mails from Britain's Climatic Research Unit threaten to undermine Copenhagen summit on carbon emissions
Earlier discussion
Your Copenhagen questions answered
Meinhard Doelle, an environmental law professor at Dalhousie University, took your questions
In the spotlight
What signals are they sending?
Then and now: What the leaders of developed and developing countries said before Kyoto, and what they said before Copenhagen
Science
Temperature will be a hot topic
Although there has been a slight cooling trend worldwide since 2005, scientists say the trend to new highs is likely to re-emerge
Food
A Noah's Ark for seeds
Why the future of the global food supply could one day depend on the contents of a vault in northern Norway
One On One
The search for low-carbon fuels
The auto industry’s next big challenge? Reducing the carbon burden of new vehicles
A piece of the spotlight
Activists gear up for protests
Danish National Police calling in help from parts of Denmark outside Copenhagen, and getting international aid too
In Pictures
The Far North: On the frontlines of climate change
The effects are evident here more than anywhere
Latest News
Global warming
The radical science of geo-engineering: Maybe it’s not so crazy
With emissions at record levels and little hope of co-ordinated international mitigation efforts, the perils of inaction are equally troublesome, some experts argue
Airplanes’ contrails warm planet more than their carbon dioxide emissions: study
Researchers have found that lines of condensation in the sky contribute to the formation of heat-trapping clouds
Analysis
Copenhagen fell victim to a world divided
Leaders fell far short of a firm deal, but the Accord nevertheless represents a significant agreement
Leaders proclaim climate accord at summit's end
Agreement makes progress on key points, but binding commitments leading to a new climate-change treaty remain to be negotiated
Prentice lauds Copenhagen pact
Environment Minister begins job of selling shaky agreement to the Canadian public
Canada's strategy: Promise now, implement later
Delays in climate-change regulations, intended to match U.S. policy, are expected to add to cost and logistical effort
Conservative MP dismisses human role in climate change
An environmental group releases e-mails in which British Columbia MP Colin Mayes says “a few scientists” believe carbon dioxide is causing global warming
U.S. makes last-minute push
The President's Secretary of State Hillary Clinton signals they will back a $100-billion (U.S.) fund to fight climate change – as long as China comes along side
Oil sands pushing for regulatory relief
Canadian companies seek exemptions similar to what Washington is giving to U.S. coal
We're in the climate doghouse, but we can spend our way out
Canada can save its reputation at the climate summit by being the first to cut a cheque to the developing nations
Green Highway
The electric vehicle scramble
It's no coincidence that there has been a flurry of “green” announcements from auto makers in recent days. But what is Canada doing to grab a piece of the market?
Climate change blamed for Great Lakes decline
Canadian-U.S. study attributes discernible drop in water levels in Huron and Michigan to drier weather
Ottawa eyes breaks for oil sands
Confronted with CBC documents, Environment Minister says 'trade sensitive' industry could get special treatment as a result of U.S. environmental legislation
African countries stage three-hour boycott in Copenhagen
Frustrated by perceived lack of progress, ministers walk out of meeting, pushing climate-change meeting to brink of collapse
Ontario, Quebec assail emissions targets
Provinces unimpressed by modest emission-reduction targets set at Copenhagen
Related stories and columns
While climate critics swinging, Harper unlikely to step into the ring
Prime Minister to land in Copenhagen Thursday amid much Canada-bashing
As deadline nears, much left up in air
Almost round-the-clock negotiations are failing to produce consensus on temperature goals, emission-reduction targets or financing
Politically tricky: Holding the temperature rise to two degrees
Carbon sequestration works, but is among the least cost-effective measures
Ottawa plays foul with number game
Canada's emissions have been soaring and it's easier to cut from a high level than a low level
Alberta faces 'tough crowd' on its image
Alberta's environment minister will head to Copenhagen to argue the province is a responsible global energy producer
New farm tactics urged to stem climate's impact on food supply
World's largest alliance of agricultural scientists unveils new strategy in Copenhagen
Success in Copenhagen hinges on Obama's ability to settle debts
With U.S. Congress unwilling to help fund hefty price tag to stem global warming in developing world, Obama must convince other wealthy nations Americans can pay later
Welcome to Green-ville
In a land fuelled by pedal power, wind energy and organic food, Copenhagen is an ideal spot for the U.N. climate change conference
5 myths about sustainable living that need rethinking
Planet-friendly choices aren't always what they seem
The world's largest cruise ship: How big is too big?
Do we really need a ship with skating rinks and an underwater theatre? When it runs on less fuel per passenger and there's little need to go ashore, maybe so
5 businesses that will save the world
In the race to harness green energy alternatives, Canada is decades behind other G20 nations. A look at some of the brightest lights in the clean-tech firmament, at home and abroad
Moving the climate change story from coping to hoping
Hopenhagen – a global ad campaign backed by some of the world's biggest advertisers – puts the spotlight on Copenhagen
On climate change, China could show the way
Economic and business forces could come into play to prevent carbon output skyrocketing even if the Copenhagensummit proves a dud
Judge the government's emissions targets by its exit strategies
As Copenhagen nears, the world awaits another shabby Canadian performance
Climate science's PR disaster
‘Climategate' brings a long-running and bitter battle into the open
For the green driver
Are you considering a hybrid? Here's a roundup of what's available
