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In Paris, representatives of some 200 countries will work towards a climate change deal.
The billionaire energy investor hasn't picked a favorite candidate yet.
A new model of ocean farming could revolutionize the seafood industry.
What did the company know about the issue and what did it tell shareholders?
French forecaster may lose his job because of his book questioning climate change.
A new report projects economic productivity falling as temperatures rise.
It's tempting to set low targets and let other countries pick up the slack.
How one Swiss town is protecting its glacier from climate change.
The system reduced American utilities' sulphur emissions by 70 percent.
It's a debate usually dominated by science and economics.
