Environment

What Is Extinction? Causes, History, and Current Crisis

What Is Afforestation? Process, Purpose, and Impacts

What Is Your Environmental Footprint and How to Reduce It?

Philadelphia’s Air Quality: Causes, Health Risks, & Safety

COVID NYC Wastewater: What the Data Shows

What Are the Biotic Factors in Antarctica?

How Bacteria and Other Microbes Can Be Used to Clean Up

The Human Impact on Grassland Ecosystems

What Are the Effects of Nature on Your Health?

How Water Moves Through a Deciduous Forest

What Is Black Band Disease and How Does It Kill Coral?

Species Abundance: How It’s Measured and Why It Matters

The Arctic Ocean Food Web: From Algae to Polar Bears

How Does Stability Relate to Abundance in Nature?

Using Carbon Dioxide to Measure COVID-19 Risk

What Is Climate Stability and Why Is It Being Lost?

Top-Down vs. Bottom-Up Ecology: What’s the Difference?

Ecological Corridors: Connecting Fragmented Habitats

Matching Human Disturbances to Their Effects on Biodiversity

Which Biome Is Prominent in North America?