Hunter Lovins, a well-known environmentally focused entrepreneur and advocate, has news for us: We are already in a climate crisis. Enough talk about what might happen in the future (though that’s important, she says). There is plenty occurring right now that …

Pope Francis, in his encyclical Laudato Si, calls for “a new and universal solidarity” to deal with a planet imperiled by a lack of attention to its ecological state. The encyclical by the lightning-rod Argentinian, elected in 2013 to lead …