UN Climate Summit kicks off in Brazil, Paris eliminates paper metro tickets

UN Climate Summit kicks off in Brazil, Paris eliminates paper metro tickets: 6 good news stories to start the...

No Mow May, Californiapowered by almost 100% renewable energy, counting butterflies...

The ozone layer is getting healthier, hands-on sex education for the blind, Ghana...

Spain plans to return over 50,000 vacation rentals, WHO launches Ebola vaccination...

Spain, the Democratic Republic of Congo, and the Pacific island nations—what do they have in common? They all bring...