Environment More than 200 million seniors face extreme heat risks in coming decades, study finds A new study warns that millions of people around the world who are 69 years or older will be at risk of dying in heat waves by 2050. Alejandra Borunda
Environment How warm will Washington state get during summer 2024? Weather forecasters have long been talking about a warmer-than-normal summer 2024 in Washington state, but as the season gets closer, it appears that the region may only get slightly warmer than average. Natalie Akane Newcomb Angela King
Climate What are sperm whales saying? Researchers find a complex 'alphabet' Whale families communicate a lot underwater. So now, researchers are using artificial intelligence to try to figure out what they're saying. Lauren Sommer
Environment A car-free town in the Amazon serves lessons for pedaling to net zero emissions Afuá, a remote town in the Brazilian Amazon, banned motor vehicles over 20 years ago. Writer Mac Margolis and photographer Stefan Kolumban paid the town a visit to see what life is like. Mac Margolis
Environment In Kenya's flooded slums, people mourn their losses and slam their leaders The government has declared May 10 a day of mourning to mark the deaths from disastrous floods and pledged to help. But some say the authorities aren't doing enough. And the rains keep falling. Emmanuel Igunza
Environment Maui community mobilizes to protect water quality from runoff after Lahaina fires The debris from Lahaina's fire contains toxic chemicals and sits right next to a coral reef. So the community is collaborating with scientists to track water quality. Lauren Sommer Ryan Kellman
Latin America Brazil's floods leave more than 100 people dead and thousands displaced Unseasonably heavy rains have led to massive flooding in Brazils southern state and at least one hundred people dead and many without shelter. Julia Carneiro
World Federal forecasters say El Nino is waning, after contributing to a record heat year Federal forecasters say the El Nino climate pattern is on its way out, after a year where it helped break global heat records. So what does that mean for this coming year? Lauren Sommer
Business Does mining for batteries erase the climate benefits of EVs? No, and here's why NPR listeners wrote to ask whether the environmental harm from building EVs "cancels out" the cars' climate benefits. Experts say the answer is clear. Camila Domonoske
Environment El Niño is on the way out after a record-breaking year of heat El Niño helped drive global average temperatures to new records over the last year. Forecasters say it's waning, but that 2024 may still be one for the record books. Lauren Sommer