Just as the incoming and outgoing energy at the Earth’s surface must balance, the flow of energy into the atmosphere must be balanced by an equal flow of energy out of the atmosphere and back to space ...

Landslides cause thousands of deaths and billions of dollars in property damage each year. Surprisingly, very few centralized global landslide databases exist, especially those that are publicly ...

One of the greatest tools used by oceanographers today for measuring ocean processes is the CTD. CTD stands for Conductivity, Temperature and Depth. Conductivity is a measure of ocean salinity. The ...

What exactly does it mean for storms to get “stronger”? Does it mean faster winds? A larger wind field? Lower pressure at the center? More rain and snowfall? Higher storm surges? “You have to remember ...

× This page contains archived content and is no longer being updated. At the time of publication, it represented the best available science. Before widespread human settlement began to encroach on the ...

Examine the set of graphs below for a given city. Read carefully the temperature and precipitation scales on the graphs. Review the biome information. Two biome choices are given for each set of ...

The time it takes carbon to move through the fast carbon cycle is measured in a lifespan. The fast carbon cycle is largely the movement of carbon through life forms on Earth, or the biosphere. Between ...

Agencies and scientists across the globe continue to use Landsat data to monitor deforestation and to enforce environmental policies. For example, in 2003, the state of Mato Grosso, Brazil, piloted a ...

Throughout its long history, Earth has warmed and cooled time and again. Climate has changed when the planet received more or less sunlight due to subtle shifts in its orbit, as the atmosphere or ...

Geo Grapher, an Earth Scientist, has misplaced her notes. Unfortunately, she was in the middle of a very important task. She was analyzing climographs showing temperature and precipitation over time ...

To plant or not to plant? That is the question! Bill Botanist has just received a collection of plant specimens in the mail. It is urgent that the specimens be planted as soon as possible because the ...

How far can dust travel? Where does it come from? Explore the answers to these questions and make a model of how dust affects sky visibility in Dust a True World Traveler.