In 1986, the people of Cameroon woke to an unthinkable nightmare. Lake Nyos, a seemingly calm body of water, had silently released a massive cloud of carbon dioxide, suffocating more than 1,700 people ...

A seemingly ordinary day for Doctor Emmanuel Ngum Mbi turned into one of the most haunting moments in Cameroon’s history. While cycling back to his home in Sabum village, he noticed something odd - a ...