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One of the historic uses of wood was for heating. In recent years, however, most heating in the United States…
One of the historic uses of wood was for heating. In recent years, however, most heating in the United States has come from other sources of energy, such as petroleum,...
The scientists in this study were interested in environmental changes occuring in the Southern United States. The scientists were interested…
The scientists in this study were interested in environmental changes occuring in the Southern United States. The scientists were interested in changes occuring over a long time. In particular, the...
Sunlight is the source of energy for plants, which create food through photosynthesis. Photosynthesis occurs in the foliage, or the…
Sunlight is the source of energy for plants, which create food through photosynthesis. Photosynthesis occurs in the foliage, or the green leaves or needles, of a plant. The amount of...
Sunlight is the source of energy for plants, which create food through photosynthesis. Photosynthesis occurs in the foliage, or the…
Sunlight is the source of energy for plants, which create food through photosynthesis. Photosynthesis occurs in the foliage, or the green leaves or needles, of a plant. The amount of...
In this study, researchers worked with middle and high school students to collect moss samples around industrial neighborhoods in Seattle,…
In this study, researchers worked with middle and high school students to collect moss samples around industrial neighborhoods in Seattle, Washington. They used the moss samples to both pinpoint pollution...
Pine trees cover much of the Southeastern United States. When older pine trees are cut for making wood products, only…
Pine trees cover much of the Southeastern United States. When older pine trees are cut for making wood products, only the trees’ boles are used. The scientists in this study...
Koa is one of the most valued of tropical woods. A particular type of koa tree, called Acacia koa, is…
Koa is one of the most valued of tropical woods. A particular type of koa tree, called Acacia koa, is found in the Hawaiian Islands. The wood from this tree...
In this study, the scientists studied trees growing on Puerto Rico, an island in the Caribbean Sea. The scientists wanted…
In this study, the scientists studied trees growing on Puerto Rico, an island in the Caribbean Sea. The scientists wanted to know if different trees contribute different amounts of nutrients...
In this study, the scientists studied trees growing on Puerto Rico, an island in the Caribbean Sea. The scientists wanted…
In this study, the scientists studied trees growing on Puerto Rico, an island in the Caribbean Sea. The scientists wanted to know if different trees contribute different amounts of nutrients...
The scientists wanted to know if the information gathered by satellites was as good as the information they would get…
The scientists wanted to know if the information gathered by satellites was as good as the information they would get if they gathered it in person. The scientists in this...
Test your knowledge on archeology, biomass, and dendrochronology.
Test your knowledge on archeology, biomass, and dendrochronology.
Test your knowledge on photosynthesis, biomass, and elevation.
Test your knowledge on photosynthesis, biomass, and elevation.
