Many across the world applauded last year when nearly 200 countries adopted the first ever agreement to address climate change.
Proponents of the Paris agreement say the deal signifies a global commitment to reduce greenhouse gases, but critics call it "worthless", "weak" and "not strong enough".
So is the Paris agreement a historic victory, or a dangerous distraction?
In the Arena, Mehdi Hasan asks UN Climate Chief Christiana Figueres if the Paris agreement is too little, too late.
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Source: Al Jazeera