ER docs worry over extreme heat as a ‘mass casualty event’

In Phoenix, where daytime temperatures are topping 110 degrees Fahrenheit for the third straight week, emergency room doctors think of extreme heat as the public health emergency it has proved itself to be: In 2022, Arizona’s Maricopa County reported a 25% increase in heat-related mortality from the previous year.

Nautilus: A Third of North America’s Birds Have Vanished

For weeks, Adam Smith had been crunching the raw data from more bird statistics than anyone had ever tried before—thirteen different bird counts and millions of radar sweeps. Suddenly he heard the musical chime that tells him his results are ready. He leaned across his desk, surrounded by enough high-powered computers to heat up his entire office, and stared at what could only be an impossible conclusion: Over the past fifty years, his calculations found, a third of North America’s birds had vanished.