Posted: 26 Feb 2015 12:46 PM PST
Using models that blend global economics, geography, ecology and environmental sciences is essential to understanding how changes in trade and natural systems in one part of the world affect those in another, a review concludes.
Posted: 26 Feb 2015 05:49 AM PST
The blue-rayed limpet is a tiny mollusk that lives in kelp beds along the coasts of Norway, Iceland, the United Kingdom, Portugal, and the Canary Islands. These diminutive organisms -- as small as a fingernail -- might escape notice entirely, if not for a very conspicuous feature: bright blue dotted lines that run in parallel along the length of their translucent shells. Depending on the angle at which light hits, a limpet's shell can flash brilliantly even in murky water.
Posted: 25 Feb 2015 06:00 PM PST
Acute kidney injury (AKI) is a serious condition that can lead to dialysis and even death in hospitalized patients. To prevent these adverse outcomes, some hospital systems have proposed using electronic alerts to detect the condition at an early stage. However, the use of electronic alerts by hospitals treating patients with acute kidney injury may increase interventions without improving care, a study has found.
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