Search results for deciduous trees

Ecology May 20, 2015

Study reveals how eastern US forests came to be

Plant hunters traveling between North America and Asia in the 1800s noticed a bizarre pattern: collections they brought back from China and Japan were strikingly similar in their leaves, flowers and fruits to plants from ...

Earth Sciences May 16, 2015

A look back 35 years after Mount St. Helens' deadly eruption

Thirty-five years ago, Mount St. Helens in southwest Washington state erupted, killing 57 people, blasting more than 1,300 feet off the top and raining volcanic ash for miles around. Today, the volcano has become a world-class ...

Environment Apr 28, 2015

Build or burn? Competition for wood on the rise

Wood is becoming an increasingly popular raw material - and not just in the construction sector. More and more private households and municipal authorities are also using wood for heating. All of which is driving competition ...

Ecology Apr 1, 2015

Plants aren't in lockstep when responding to environmental changes

A study spearheaded by UConn graduate students has found that species of two plant families sharing the same habitat sometimes respond in different ways to key climate changes.

Environment Mar 31, 2015

Researchers map seasonal greening in US forests, fields, and urban areas

Using the assessment tool ForWarn, U.S. Forest Service researchers can monitor the growth and development of vegetation that signals winter's end and the awakening of a new growing season. Now these researchers have devised ...

Plants & Animals Mar 23, 2015

Stalking the sweet-singing, reclusive wood thrush

The wood thrush's song is one of the most beautiful among eastern birds, and its flute-like warble is one of the reasons Vitek Jirinec picked this species to study.

Ecology Mar 16, 2015

Measuring the pulse of trees

I read many years ago that if you wanted a tree to recognise you, you would need to sit quietly at its base for a week. Very Zen!

Ecology Jan 15, 2015

Emerald ash borer confirmed as threat to white fringetree

The emerald ash borer (Agrilus planipennis), also known as EAB, is an invasive insect pest from Asia that has killed millions of trees in the United States and Canada and has caused billions of dollars of damage since it ...

Environment Dec 15, 2014

Stanford professor discusses benefits and costs of forest carbon projects

Recent international climate talks have focused on the potential of reforestation and afforestation - planting trees in an area where there was no forest previously - to slow global warming. Increasingly, though, science ...

Environment Dec 10, 2014

NASA study shows 13-year record of drying Amazon caused vegetation declines

A 13-year decline in vegetation in the eastern and southeastern Amazon has been linked to a decade-long rainfall decline in the region, a new NASA-funded study finds.

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