In April, the UN’s climate scientists warned it’s “now or never” to limit global warming to 1.5 degrees Celsius above preindustrial levels. You can almost hear them screaming at their keyboards, desperate for governments to actually do something, when they outline the need for...

With Russian shells raining down on Ukrainian cities, an uneasy ceasefire in Yemen, the attack on Palestinians at prayer in Jerusalem and many other conflicts around the world, it might seem to some to be inappropriate to talk about peace. ...