The U.S President's Earth Day message is clear: America is back to lead the fight against climate change.
Joe Biden is hoping to restore U.S. credibility by hosting a virtual summit with 40 of the world's biggest polluters.
He pledged to halve U.S. emissions by 2030.
China is promising to be carbon neutral by 2060, while Britain and the EU also made big commitments.
But will the summit lead to action?

Presenter: Mohammed Jamjoom

Guests:

Michael Dorsey - Co-founder, Sunrise Movement

Sanusha Naidu - Senior Research Associate, Institute for Global Dialogue

Chandra Bhushan, CEO of iFOREST
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