0213001849

Disappearing Birds Mean Forest Failure

The differences between the distributions of the seeds on Guam and Saipan can be attributed to the differences in their bird populations… In the bird-less forests of Guam, however, fruits ripen, fall off of the tree and settle at tree bases without being eaten or moved by birds.

0213001849

Where The Trees Are Dying

Trees in western U.S. forests are dying at twice the rate they were a few decades ago, a new study finds. Researchers think the most likely culprit is the regional impacts of global warming.

0213001849

Bees aren’t All About Honey

Honeybees are important to plants for reasons that go beyond pollination… The insects' buzz also defends plants against the caterpillars that would otherwise munch on them undisturbed.

0213001849

Trees Can Make Their Own 911 Call

It turned out that a slight difference of acidity between tree and soil creates an imbalance of hydrogen ions, generating voltage. The next question was: What could be done with such limited power?

0213001849

How Green Is Your Business?

Forests provide pure water and regulate temperatures. Wetlands help mitigate floods. Businesses can hurt these and other ecosystem services (like wind breaks and the pollination of crops) or then can assist and benefit from them. A new report from Business for Social Responsibility (BSR) looks at seven tools business can use to assess their impacts on ecosystem services.

0213001849

Biodiversity Pays Off

Diversity is valuable socially, economically and now environmentally. Research by Michigan State University scientists has found that growing more corn to produce ethanol creating less diverse landscapes — reduces the ability of beneficial insects to control pests, a loss valued at about $58 million per year in the four states studied.

0213001849

Secrets Of A Long, Sane Life

A daily tipple and a potter in the garden are the keys to a long and healthy life, Australian research has revealed.

0213001849

If There Were No Acorns

The idea seemed too crazy to Rod Simmons, a measured, careful field botanist. Naturalists in Arlington County couldn't find any acorns. None. No hickory nuts, either. Then he went out to look for himself. He came up with nothing. Nothing crunched underfoot. Nothing hit him on the head

0213001849

Redeeming Prisoners, Redeeming Forests

The inmates saw themselves as active and valued participants in an ongoing exploration of how to solve a critical environmental problem…They seemed to be keen to make a difference to society, and the project appeared to serve as a subtle-but-real form of redemption.

0213001849

A Device To Smell Plants’ Pain

Scientists are using an electronic nose tailored to eavesdrop on plants that have been damaged or are under attack. The nose successfully discriminated among the various distress signals different plants emit, depending on the pests plaguing them.