Articles related to "Tree Ring"

Trees breathe, sweat, and grow. Trees are all around and that's good, since they trade off carbon dioxide for oxygen. Check out ways to explore these leafy plants.

In the last article, "Making a Tree Ring Seat - Preparation", you got all of your pieces ready for assembly. In this article you will assemble you bench.

For relatively little effort and cost you can add a functional bench and yard focal point.

A brief list of simple techniques for affirming rough direction when lost without a map or compass.

Proxy studies and anecdotal evidence must be used to reconstruct past climates and provide evidence for the Little Ice Age.

Climate change is affected when soot from forest fires interacts with clouds as the aerosols rise, first causing them to heat up and later produce a cooling effect.

Summer math activities can teach preschoolers that numbers can be found everywhere in nature. Enhance observation skills in children with these outdoor math ideas.

Under a ceiling of sky within woodland walls children and adults gather to investigate the natural resources important to quality of life on earth.

Grays Peak Trail rises 3,000 feet in a little over three miles up to 14,270 foot Grays Peak, the highest point in Colorado's Front Range

People on Land's End can look at where the Atlantic waters merge with those of the British Channel, will see in the Scilly Islands thought to be mountains of Lyonesse.

The introduction of radiocarbon (C14) dating in the 1950s led to a dramatic change in the way we view prehistory. New developments are providing more surprises.

The Little Ice Age caused decreased winter temperatures, resulting in sea ice, glacier advances, and crop failures. Discover what caused this abrupt change in climate.

Although drought is difficult to define or forecast, climatologists can determine the impact and intensity of droughts using drought indicators and precipitation indices.

Most climate scientists agree that the late 17th century was the Little Ice Age, but there is some disagreement on the exact beginning and end.

Long cycles in sunspots and other solar activity may have affected the Sun's energy output and Earth's climate.

Seahenge was discovered on the Norfolk coast in the late 1990s. Its excavation and interpretation has proved particularly challenging to archaeologists.

Several times over the last 500 years low sunspots numbers have coincided with much cooler global temperatures. Is there a connection or is it coincidence?