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Declan Burke

Data Centers Waste Vast Amounts of Energy, Belying Industry Image - NYTimes.com - 1 views

  • McKinsey & Company analyzed energy use by data centers and found that, on average, they were using only 6 percent to 12 percent of the electricity powering their servers to perform computations. The rest was essentially used to keep servers idling and ready in case of a surge in activity that could slow or crash their operations.
  • To guard against a power failure, they further rely on banks of generators that emit diesel exhaust.
  • Even running electricity at full throttle has not been enough to satisfy the industry. In addition to generators, most large data centers contain banks of huge, spinning flywheels or thousands of lead-acid batteries — many of them similar to automobile batteries
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Auracle Geospatial Science, Inc. (AGS) Remote Sensing and Geospatial Intelligence News ... - 4 views

  • Figure 4 illustrates a satellite remote sensing process as applied to agricultural monitoring processes. The sun (A) emits electromagnetic energy (B) to plants (C). A portion of the electromagnetic energy is transmitted through the leaves. The sensor on the satellite detects the reflected energy (D). The data is then transmitted to the ground station (E). The data is analyzed (F) and displayed on field maps (G).
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The Truth about 1:1 Laptop Programs - 1 views

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      Thing you need to have in place: Wifi Shared Drive Firewall Laptop Policy Professional Development (Teachers) Educate the students Workshops for parents Online learning environment Learning Tools Technology integration person/teacher
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