Author

Hari Walker Page 5

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 California Current Cold?
What Are Isotherms and What Do They Represent?
Where Do Mid-Latitude Cyclones Form and Why?
What Are Ocean Currents Driven By?
Why Are Clouds Heavy and Why Don’t They Fall?
How Did Hurricane Katrina Affect the Hydrosphere?
Why Does High Pressure Move to Low Pressure?
What Is the Difference Between Spring and Neap Tides?
What Are the Factors That Result in Different Climates?
How Does the Earth-Sun Relationship Create the Seasons?
Why Is the Arctic a Desert Despite All the Ice?
How Does the Sun Power the Water Cycle?
Why Are Days Getting Shorter? The Science of Axial Tilt
Which Phenomena Release CO2 Into the Atmosphere?
How Does the Sun Create Motion in the Ocean?
What Do Scientists Study to Reconstruct Past Climate Conditions?
The Role of Evapotranspiration in the Water Cycle
The Cloud Effect: How Clouds Cool and Warm Our Planet
The North Atlantic Gyre: Its Currents, Climate, and Life
What Are Trace Gases and Why Are They Important?
What Caused the End of the Last Ice Age?
What is Evapotranspiration in the Water Cycle?
Snowmelt: The Science, Benefits, and Hazards of Melting Snow
What Are Global Patterns and What Causes Them?
The Younger Dryas Period: A Sudden Global Freeze
Sea Surface Temperature: Measurement, Causes, and Impacts
Why Does Groundwater Decrease When Precipitation Decreases?