As grim footage from Bucha, Ukraine was revealed by U.S. news outlets, the world was reminded that this week was also the start of the horrific genocide in Rwanda 28 years ago. ​​​​​​​​On April 7, 1994, Hutu extremists in Rwanda started a campaign of terror, killing Tutsis (an ethnic minority) and their political opponents. Tensions had been building for months, but the world largely ignored the obvious signs of impending disaster. What lessons can we apply now to prevent future atrocities?

Today, the European Union's Copernicus Climate Change Service released troubling data: 2020 tied 2016 as the two hottest years on record and 2010 to 2020 was the hottest decade on record. Temperatures in 2020 were 1.08 degrees Fahrenheit warmer than the average temperature from 1981 to 2010. Why is this happening?