EnvironmentExtreme heat is now making cities unlivable. How can we survive it? Unbearable heat in China’s megacities reveals the future many of us face, but also suggests ways we can adapt Features
EnvironmentHumanity has warmed the planet by 1.5°C since 1700 Most assessments of global warming use 1850-1900 as a baseline, but researchers have now established a new pre-industrial reference by using Antarctic ice cores to estimate the average temperature before 1700 News