Stephon Gabriel was overjoyed when an email popped up in his inbox announcing he had won the World Bank's Voices4Climate competition. One of 19 winners from 14 countries, his music video…

También disponible en español e português It’s tempting to think that this is just another Earth Day – after all, it has been celebrated since 1970. But perhaps this year should be different, at…

Karin Erika Kemper |