Commentary: People of faith know what must be done on climate change

As America’s young people march in the climate strike this week and United Nations leaders discuss climate change at their summit in New York, the climate crisis is already here. Storms are becoming more powerful and desertification is threatening our food supplies. Some areas face rising sea levels while others face drought. Poor and vulnerable people are at greater risk of losing their lives and livelihoods. Those who have contributed the least to climate change are already facing the br