The Intergovernmental Panel on Climate Change (IPCC) has warned that Climate change is the single biggest threat facing humanity. Scientists have highlighted that urgent actions are needed to tackle climate change. What do we need to do to limit global warming and why do we need to act now to deal with the climate emergency? Dia Mirza, Actor, UNEP Goodwill Ambassador, UN Secretary General's Advocate for SDGs discusses this and more in a Facebook Live session, tune in.