Environmental Science

Is the James River Polluted? What the Data Shows

How Does Light Pollution Affect Plants?

Why the Tundra Doesn’t Get a Lot of Rain

What Temperature Does Breath Become Visible?

What Is the Role of Plants in the Water Cycle?

What Is Watermelon Snow and Why Does It Appear?

Do Rats Eat Anything? What Their Diet Actually Is

How Come Birds Can Stand on Power Lines?

What Did Earth Look Like Before Trees?

What Are the Global Effects of Ocean Downwelling?

Why Is Onondaga Lake So Polluted? The Legacy of Pollution

How Is Soil Created? A Process of Weathering and Life

How Old Does Wood Have to Be to Be Petrified?

What Does It Mean That Water Is Polar?

Are Paper Towels Biodegradable? The Scientific Answer

Why Don’t the Atlantic and Pacific Oceans Mix?

What Is Relative Dating? Principles and Applications

Where Does Our Oxygen Come From on Earth?

What Might Happen if the Earth Didn’t Have an Atmosphere?

Does Light Travel Slower in Water?