climate change

Crops resilient to climate change are especially important to farmers in developing countries. Photo: <a href="http://www.flickr.com/photos/cimmyt/5210265334/">CIMMYT (Flickr)</a>.

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Value Chains

As climate becomes a moving target, 'virtual crops' aim for the future

Climate change is threatening crop survival. Some researchers believe the solution lies in "virtual crops."

From nuclear to coal, power plants turn their turbines by heating and cooling water. When water starts out warm, this gets less efficient. Photo: <a href="http://www.flickr.com/photos/bagalute/5127578547/in/photostream/">Bjoern Schwartz (Flickr)</a>

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Why warmer water will drive up poor people's electric bills

Impacts of energy use on climate change are widely discussed, but what about the other way around?

A new mapping tool ties climate change to humanitarian issues including conflict and displacement in countries like Somalia. Photo: <a href="http://www.mercycorps.org/topics/displacement">Cassandra Nelson/Mercy Corps</a>

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Maps to the rescue: New tool shows climate-driven clashes across Africa

The U.S. military is targeting an unorthodox foe in the battle for political stability in Africa: climate change.

Failure to adapt to global climate change led to unrest across the Arab World. Photo: <a href="http://www.flickr.com/photos/6argoo3a/6253592631/sizes/m/in/photostream/">Saleem-Homsi (Flickr)</a>

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How climate change puts the heat on governments

Incompetent, unjust governance by some of the Middle East’s worst despots brewed a recipe for disaster before the Arab Spring, but it took climate change to turn up the heat.

U.N Secretary General Ban Ki-Moon says green energy is central to economic growth. Photo: <a href="United Nations Information Service - Geneva">United Nations Information Service - Geneva(flickr)</a>

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U.N. on electricity: Green growth needs a good grid

What can the world’s poorest hope to achieve without energy access? Not much, according to U.N. Secretary General Ban Ki-Moon.

Apps4Africa helps African farmers to be more productive in the face of climate change. Photo: <a href="http://www.flickr.com/photos/iicd/5348358125/sizes/m/in/photostream/">IICD (Flickr)</a>

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Made in Africa: Three mobile apps to fight climate crisis

As the Apps4Africa climate challenge announces its winners, African farmers and communities gain new market tools in tackling the everyday challenges of climate change. And who better to design these tools than Africans themselves?

Industrial emissions are a major source of CO2 contributing to climate change. Photo: <a href="http://www.flickr.com/photos/un_photo/5410822714/sizes/z/in/photostream/">United Nations Photo (flickr)</a>

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Amid financial crisis, China is the new champion for carbon reduction

The ongoing global financial crisis should not impede the fight against climate change. That's the concern coming from a surprising corner of the world: China.

Visions of today's world work to sustain tomorrow's planet. Photo: <a href="http://www.flickr.com/photos/gsfc/4407007292/">NASA Goddard Photo and Video (flickr)</a>

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Art for Climate Change

How do you create and sustain a movement around climate change? Why not use art, suggests writer and environmental activist Bill McKibben.

Dylan's youth organization Lil'MDGs is helping UN achieve the Millennium Development Goals by 2015. Photo:<a href="http://www.flickr.com/photos/mt_bulli/2951305057/">MT_bulli (flickr)</a>

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Using the Internet to fight poverty

Thousands of Bangladeshi environmental refugees migrate to Dhaka every year as a result of climate change. Photo: <a href="http://www.flickr.com/photos/uncultured/1795388010/">uncultured (flickr)</a>

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Climate change makes living conditions worse in cities

Big cities are likely to strain under the weight of "environmental refugees" as climate change takes effect, according to a recent story in The New York Times.

Climate change has wreaked havoc on the farmers of Ladakh. Can artificial glaciers help them adapt to global warming? Photo: <a href="http://www.flickr.com/photos/66713174@N00/489886335/">Nokes (flickr)</a>

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Fighting Climate Change with Artificial Glaciers in Ladakh

Millions of farmers around the world depend on glacial run-off to irrigate their crops. But what happens when the glaciers disappear?

China's carbon-capture technologies help reduce emissions from coal plants. Photo: <a href="http://www.flickr.com/photos/ishmattpics/3707081549/">ishmatt (flickr)</a>

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A Once-Red Country Helps Make the World Greener

At first glance, China appears to be exacerbating global climate change. The world's most populous country is the fastest growing industrial economy and the single biggest source of carbon emissions.

Jared Diamond praises Chevron's environmental stewardship in Papua New Guinea. Photo: <a href="http://www.flickr.com/photos/arthur_chapman/3639761037/">Arthur Chapman (flickr)</a>

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Big Business: An Unlikely Ally for the Environment, but a Real One

From Michael Moore to Jonathan Safran Foer, American liberals love to criticize corporations for violations on everything from the environment to human rights to animal rights.

Rice farming threatened by climate change. Photo: <a href="http://www.flickr.com/photos/redneck/3041254338/"> Ricardo.Martin (flickr)</a>

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Climate Change Threatens Food Security

Ahead of the upcoming climate change conference in Copenhagen in December, world leaders have decided to hold off on reaching an international climate change treaty to be signed in Copenhagen.

A man delivers his goods through a flooded street in Mumbai, India. Photo: <a href="http://www.flickr.com/photos/hussain_quantum/3698717526/">Hussain_Quantum (flickr)</a>

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A Climate of Displaced People

It should be no surprise that armed conflicts force millions of people from their homes each year. In fact, 4.6 million people were displaced by conflict and war in 2008.