• 两片树叶的爱情

    12-10-30 The forest was large and thickly overgrown with all kinds of leaf-bearing trees. Usually, it is cold this time of year and it even happens that it snow, but this November was relatively warm. You might have thought it was summer except that the whol...

  • 患病的树木会产生大量甲烷

    12-08-08 Diseased trees in forests may be a significant new source of methane(甲烷) that causes climate change, according to researchers at the Yale School of Forestry Environmental Studies in Geophysical Research Letters. Sixty trees sampled at Yale Myers...

  • 啮齿类动物帮助热带树木传播种子

    12-07-17 There's no honor among thieves when it comes to rodent robbers -- which turns out to be a good thing for tropical trees that depend on animals to spread their seeds. Results of a yearlong study in Panama, published online in Proceedings of the Natio...

  • 猩猩在树间摇荡行走要耗费很多体能

    12-07-05 Swaying trees is the way to go, if you are a primate(灵长目动物) crossing the jungle. Using human street athletes as stand-ins for orangutans(猩猩) , researchers have measured the energy required to navigate a forest using different strategies a...

  • 紫丁香的回忆

    12-06-28 The family had just moved to Rhode Island, and the young woman was feeling a little melancholy(忧郁) on that Sunday in May. After all, it was Mother's Day -- and 800 miles separated her from her parents in Ohio. She had called her mother that morn...

  • 科学家成功克隆美国榆树

    12-03-30 Scientists at the University of Guelph have found a way to successfully clone American elm trees that have survived repeated epidemics of their biggest killer -- Dutch elm(榆树) disease. The breakthrough, published March 29 in the Canadian Journal...

  • The Realm Of The Unreal 5

    12-01-11 The evening of the day on which I had taken my madman's resolution to depart in anger from all that was dear to me found me in that congenial spot. The light of the half moon fell ghostly through the foliage of trees in spots and patches, revealing...

  • 引进外来物种时需谨慎对待

    12-01-05 A recent analysis led by ecologist Bethany Bradley at the University of Massachusetts Amherst suggests that climate change predicted for the United States will boost demand for imported drought- and heat-tolerant landscaping plants from Africa and t...

  • 圣诞树不洁净可能引发各种身体不适

    11-12-24 Christmas trees could be to blame for a range of health complaints over the festive season, according to new research. 新研究显示,圣诞树可能是圣诞节期间一连串身体不适的罪魁祸首。 Don't be too quick to judge those who feel under the weather(不舒服...

  • 食物储备影响灰松鸟能否安全过冬

    11-10-09 A new University of Guelph study shows that gray jays(松鸟) hoping to survive and reproduce through Canada's harsh winters need to be able to store food in the right kinds of trees. The study appears in Oecologia and was co-authored by Prof. Ryan...