Climate change alters the way in which species interact with one another--a reality that applies not just to today or to the future, but also to the past. "We found that, at all time scales, climate change can alter biotic interactions in very complex ways," said paleoecologist Jessica Blois of the University of California, Merced, the study's lead author. "If we don't incorporate this information when we're anticipating future changes, we're missing a big piece of the puzzle."
Researchers study how various sizes, shapes of volcanic ash travel through the atmosphere.
Spurred by increasing levels of atmospheric carbon dioxide, forests over the last two decades have become dramatically more efficient in how they use water. Scientists affiliated with the National Science Foundation's (NSF) Harvard Forest Long-Term Ecological Research (LTER) site report the results in this week's issue of the journal Nature.
See the following articles:
Tide gauge data confirm that on April 11 and June 14, two tsunami hit the east coast of the United States. Learn more from:
From PBS-NOVA: Earth From Space is a groundbreaking two-hour special that reveals a spectacular new space-based vision of our planet. Produced in extensive consultation with NASA scientists, NOVA takes data from earth-observing satellites and transforms it into dazzling visual sequences, each one exposing the intricate and surprising web of forces that sustains life on earth.
The National Science Foundation has been publishing a series of articles as part of the SEES (Science, Engineering and Education for Sustainability) investment. Each article is written for a general audience and is supported with images.
Young bivalves such as oysters, coral reefs, and other organisms that rely on calcite or aragonite to grow their shells and structures are fighting a battle with ocean acidification. We provide links to several recent articles on the issue, which would serve as an excellent topic for a classroom discussion or writing exercise.