If globalisation once appeared to be moving steadily towards closer cooperation and governance, this trajectory has ground to a halt. Despite shared challenges from environmental upheaval to the pandemic, geopolitical tensions abound as countries increasingly look inwards. World powers of the likes of the United States and China have always struggled over economic and military dominance, but never before has the planet’s climate been so starkly at stake. With much in the balance, how can Greens and progressives pick up the scattered seeds of a more just and sustainable world?