Southern Brazil is facing the worst climate disaster in its history. Unprecedented floods have engulfed major Rio Grande do Sul cities, including the capital, Porto Alegre, where 135,000 people have been pushed from their homes, and there is still little end in sight.
National Geographic Explorer Paul Salopek has been recreating the journey, on foot, of the first humans. He tells host Marco Werman about his walk, in 2013, through Jordan into the Israeli occupied West Bank, lands that are both ancient and now part of the conflict between Israelis and Palestinians.
Blue and gold macaws, a species non-native to the city, have developed a relationship with the residents of Caracas, Venezuela. However, the birds’ future is uncertain as their habitats are becoming increasingly endangered.
Companies around the world try to make up for their carbon emission by purchasing “offsets,” financing projects intended to preserve forests or otherwise compensate for their emissions. In Cambodia, Human Rights Watch recently issued a report about violations against Indigenous people in a carbon offset program in the Cardamom mountains.
In early 2013, National Geographic Explorer Paul Salopek began an epic walk, following the path of the first human migration out of Africa about 60,000 years ago. Host Carol Hills speaks with Salopek — now two-thirds through his global journey — about his experience walking through Djibouti and sailing through the Bab al-Mandeb Strait, the entrance to the Red Sea.