How Many Trees Would We Need to Plant to Slow...

In South Carolina, the first school for formerly enslaved people during the Civil War shifted to become a center for social activism during the Civil Rights movement, and stands today as a landmark of African American culture and history. Learn more about the Penn Center in this ...  Show more

Cramming for a test or other deadline may give you decent short-term results, but research shows it sacrifices long-term comprehension and memory. Learn why study methods like spacing and interleaving are better in this classic episode of BrainStuff, based on this article: https: ...  Show more

Could altering the Earth’s atmosphere to reflect back some of the sun’s rays be a solution to climate change? It would likely decrease global temperatures, but it might lead to climate wars. Humanity might become “addicted” to it for survival. And ultimately, would this technolog ...  Show more

Trees absorb carbon dioxide - the main gas heating the planet - so planting more of them is seen by many as a possible climate change solution. But how impactful is it? This week, Ros Atkins, looks at why vast tree-planting initiatives are concerning some experts 

From governments to airlines to your favorite eco-friendly clothing brand, tree-planting campaigns are everywhere. Reforesting the planet has become one of the quickest, easiest and most ubiquitous ways to reduce our carbon footprint...but is it actually helping to stop climate c ...  Show more

From governments to airlines to your favorite eco-friendly clothing brand, tree-planting campaigns are everywhere. Reforesting the planet has become one of the quickest, easiest and most ubiquitous ways to reduce our carbon footprint...but is it actually helping to stop climate c ...  Show more