Opinion

Nearly 80 percent of the world's poorest, or about 900 million people, are directly exposed to climate hazards exacerbated by global warming.

Rampant wildfires in the Americas drove a jump in global greenhouse gas emissions from fires in the year to February, new research found, warning that climate change was fanning the flames.

Victims of clerical sex abuse still face "disturbing" retaliation from Catholic Church leaders for speaking out despite years of efforts to tackle the global scourge.

Although the Tunisian state had promised in 2017 to begin the plant's gradual closure, authorities earlier this year said they would ramp up production instead.

Chris Anderson took over TED 25 years ago, when the internet was young and optimism abounded about the future it could deliver.