Two unrelated events in different parts of the world point to one thing in common — climate change and geopolitical tensions have the potential to severely impair global trade and shipping. Two continental shipping passages, the Suez and Panama canals, are suffering from obstructions to trade traffic. This has brought back concerns about supply-chain woes and risks to the global economy in the coming year. Amid the risk of attacks by Houthi rebels from Yemen, who have stepped up attacks in response to the war in Gaza, major shipping companies have announced plans to reroute vessels away from the Suez