Author

Hari Walker

A public middle school science instructor in Duluth, Minnesota, Hari Walker has taught earth and physical science for over a decade. He maintains an outdoor weather station where students record temperature and humidity readings every morning. Walker received degrees in science education.

Why Is the Atacama Desert So Dry?Earth & Space
Why Are Many Deserts Located at 30 Degrees Latitude?Earth & Space
How Is Rain Made? The Process of Precipitation Earth & Space
The Global Warming Cycle: Is It Natural?Environment
Is an Ice Age Coming? What the Science Actually Says Earth & Space
What Would Happen If There Was No Wind?Earth & Space
Can Global Warming Cause an Ice Age?Environment
What Is a Hydrologic Event? Types, Causes, and Measurement Earth & Space
How Does Acid Rain Affect the Water Cycle?Environment
How Would Climatograms Be Used by Scientists?Earth & Space
Does Earth’s Varying Distance From the Sun Cause the Seasons?Earth & Space
Does Water Have a High Albedo?Earth & Space
Why Is the pH of Rainwater Naturally Acidic?Earth & Space
How Does a Lunar Eclipse Affect the Tides?Earth & Space
Is the Earth’s Axis Changing? What the Data Shows Earth & Space
Do Solar Panels Heat Up the Earth?Environment
How Latitude Affects the Global Distribution of Biomes Environment
Why Is the Middle East So Hot? The Science Explained Earth & Space
Spring SST: How Sea Surface Temperature Changes in Spring Earth & Space
How Does Solar Radiation Differ in Winter and Summer?Earth & Space
Does a Solar Maximum Affect Earth’s Temperature?Earth & Space
Does the Ozone Layer Trap Heat in the Atmosphere?Earth & Space
Can the Events in The Day After Tomorrow Actually Happen?Environment
How Did the Sahara Become a Desert?Earth & Space
Why Is Australia So Hot? The Science Explained Earth & Space
What Is Lightning’s Role in the Nitrogen Cycle?Environment
What Would Happen If the Earth Was Tilted More Than 23.5 Degrees?Earth & Space
How Long Does CO2 Last in the Atmosphere?Environment
What Happens When the Ozone Layer Is Damaged?Environment
What Does Methane Do to the Earth and Atmosphere?Environment