Optimism about climate change action for 2021

The earth is heating up, and so are hopes for climate action in 2021. Climate change strikers say they'll be back this year, after their plans for 2020 were stifled by the global Covid-19 pandemic - starting with a rally at Parliament on January the 26th. It follows a report from NIWA that found last year was New Zealand's 7th warmest year on record. Amber-Leigh Woolf reports.