Terrific Trees: A SciShow #TeamTrees Compilation

Hey everybody, got a special video for you today. I, you may not know this, love trees they’re tall and they’re skinny just like me and they do so much for us from making oxygen so we can breathe to cooling urban environments with their shade the literally holding the ground together to prevent erosion […]

Can We Terraform the Sahara to Stop Climate Change?

We have been hearing it for years. Climate change is happening. What I am about to present to you is fact. These are reliable measurements with multiple peer reviewed papers confirming the information. Atmospheric carbon dioxide levels are the highest they have been in over 400 thousand years, confirmed by our analysis of hundreds of […]

Why Are Leaves Green? Part 1

You’ve probably learned that leaves are green because they’re full of a green molecule called chlorophyll – it’s the reason for the greenness of plants, from moss-green moss to grass-green grass to ever-green evergreens. And the reason chlorophyll is so incredibly popular–showing up in nearly every plant on Earth–is that it’s good at soaking up […]