SHARE Companies such as Salesforce, Airbnb, Unilever and Amazon have teamed up with the governments of the US, the UK and Norway to raise $1 billion to protect the world’s tropical rainforests. The public-private alliance, called Leaf Coalition, will benefit billions of people around the world who depend on the rainforests. Other companies in the group include Bayer, Boston Consulting Group, McKinsey, GlaxoSmithKline, and Nestle. “Climate change is the greatest threat to our planet, and the Leaf Coalition offers us an opportunity to bring together governments and companies to fight it,”...