News tagged with aquatic ecosystems
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Search results for aquatic ecosystems
Headwater stream nutrient enrichment disrupts food web
Dec 17, 2009 |
4.2 / 5 (6) |
0
Human activity is increasing the supply of nutrients, such as nitrogen and phosphorus, to stream systems all over the world. The conventional wisdom -- bolstered by earlier research -- has held that these additional nutrients ...
Large-scale sequencing: The future of genomic sciences?
Dec 17, 2009 |
not rated yet |
0
Scientists can gain insights into new ways to use microorganisms in medicine and manufacturing through a coordinated large-scale effort to sequence the genomes of not just individual microorganisms but entire ecosystems, ...
Soil Microorganisms? Role Cited as a Missing Factor in Climate Change Equation
Dec 17, 2009 |
3.4 / 5 (7) |
0
(PhysOrg.com) -- Those seeking to understand and predict climate change can now use an additional tool to calculate carbon dioxide exchanges on land, according to a scientific journal article co-authored by a University of ...
New Study of Meteorite Provides More Evidence for Ancient Life on Mars
Space & Earth / Space Exploration
Dec 17, 2009 |
4.8 / 5 (36) |
14
(PhysOrg.com) -- In 1996, when scientists examined a meteorite from Mars previously uncovered in Antarctica, they were intrigued by what looked like microscopic fossils of ancient Martian life forms. Now, ...
NASA Calculates a Carbon Budget for California
Dec 16, 2009 |
2.8 / 5 (9) |
5
(PhysOrg.com) -- While world organizations struggle to find a benchmark and tracking standards for greenhouse gas (GHG) emissions, NASA has been supporting California’s new carbon emissions inventory report, using its satellite ...
Behavior modification could ease concerns about nanoparticles
Nanotechnology / Bio & Medicine
Dec 16, 2009 |
5 / 5 (2) |
0
In an advance that could help ease health and environmental concerns about the emerging nanotechnology industry, scientists are reporting development of technology for changing the behavior of nanoparticles ...
Lost water of the Napa Valley vineyards
Space & Earth / Earth Sciences
Dec 16, 2009 |
4.3 / 5 (3) |
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Getting the most out of every drop of water is a high priority for grape growers in the southern Napa Valley, where summers are hot and dry and vines have to be irrigated to make it through the growing season. But Stanford ...
Sick of swine flu? Toxic algae could be the next big threat
Dec 15, 2009 |
3 / 5 (2) |
1
With a new theory surfacing that toxic algae rather than asteroids killed the dinosaurs, scientists are still trying to unravel the mystery of what caused a massive algae bloom off the Northwest Coast that left thousands ...
New results from a terra-ific decade in orbit
Space & Earth / Earth Sciences
Dec 15, 2009 |
5 / 5 (1) |
0
December 18, 2009, marks the tenth year since the launch of Terra, one of NASA's "flagship" Earth observing satellites. But the decade is more than just a mechanical milestone. With each additional day and ...
From greenhouse to icehouse -- reconstructing the environment of the Voring Plateau
Space & Earth / Earth Sciences
Dec 15, 2009 |
4.1 / 5 (7) |
1
The analysis of microfossils found in ocean sediment cores is illuminating the environmental conditions that prevailed at high latitudes during a critical period of Earth history.
List of search results for aquatic ecosystems
