Earth Science & Climate

Why Is It Important to Understand Climate Change?

How Rare Earth Metals Are Mined: Ore to Metal

What Is the Gulf Stream Current and Why It Matters?

What Was Rodinia? Earth’s Ancient Supercontinent

Why Are Greenhouse Gas Emissions a Global Problem?

How Serious Is Climate Change? What the Data Shows

Does the Earth Need Oil? What Science Reveals

How High Would the Ocean Rise If All Ice Melted?

What Is the Tropical Climate Zone?

Why Is Boulder Air Quality Bad? Ozone, Smoke & More