On Monday, the UN’s annual COP climate summit kicks off in the heart of the Amazon rainforest in Belém, Brazil; a lush setting that underscores what’s at stake if climate action fails to accelerate in a world growing hotter by the year.
The event marks a decade since world leaders reached an historic agreement in Paris to cap global heating, spurring governments, companies and investors to talk up the prospect of radical cuts to planet-warming emissions. Big fashion brands…

