Yale Enviro 360: For a researcher who studies how humanity is pushing the earth close to potentially disastrous tipping points, Johan Rockström is surprisingly optimistic. Although he reckons that our species has crossed four of nine planetary boundaries -- including those on climate change and deforestation -- he believes there is still time to pull back from the brink and create a sustainable future based on renewable energy and a circular economy that continually reuses resources.
In an interview with Yale...