275,510 views | Simon Stiell • TED Countdown Summit
Climate action is speeding up — and we each have the power to push that transformation forward. As the head of the UNFCCC, the UN’s entity supporting the global response to climate change, Simon Stiell points to clear social and technological signals that show we’re at the tipping points of a green revolution — and invites us all to apply our unique skills to defending the planet against the catastrophic impacts of the climate crisis.
About the speaker
Executive Secretary, United Nations Framework Convention on Climate ChangeSee speaker profile
Simon Stiell is the executive secretary of UN Climate Change, whose aim is to address the climate crisis by supporting countries to move towards climate resilience and low-emissions strategies.

