Note to users. If you're seeing this message, it means that your browser cannot find this page's style/presentation instructions -- or possibly that you are using a browser that does not support current Web standards. Find out more about why this message is appearing, and what you can do to make your experience of our site the best it can be.

Science 23 January 2009:
Vol. 323. no. 5913, p. 447
DOI: 10.1126/science.323.5913.447
Prev | Table of Contents | Next

News of the Week

ECOLOGY:
Western U.S. Forests Suffer Death by Degrees

Elizabeth Pennisi

Mortality rates in seemingly healthy conifer stands have doubled in the past several decades, and often, new trees aren't replacing dying ones, forest ecologists report on page 521 of this issue of Science. Warmer temperatures and subsequent water shortfalls are the likely cause of the trees' increased death rate, they say.

Read the Full Text

To Advertise     Find Products

Science. ISSN 0036-8075 (print), 1095-9203 (online)