News tagged with water purification
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Search results for water purification
Lost water of the Napa Valley vineyards
Space & Earth / Earth Sciences
2 hours ago |
5 / 5 (2) |
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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 ...
New research may help to clean drainage from abandoned mines
5 hours ago |
5 / 5 (2) |
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(PhysOrg.com) -- In a quiet green glen near Ashville, Pa., lies a rust-colored pond. A deep, rectangular hole in the ground, it somewhat resembles an Olympic-sized pool. Few people, however, would make the ...
Toward home-brewed electricity with 'personalized solar energy'
26 minutes ago |
not rated yet |
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New scientific discoveries are moving society toward the era of "personalized solar energy," in which the focus of electricity production shifts from huge central generating stations to individuals in their ...
Icy moons of Saturn and Jupiter may have conditions needed for life
18 hours ago |
4.8 / 5 (14) |
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(PhysOrg.com) -- Scientists once thought that life could originate only within a solar system's "habitable zone," where a planet would be neither too hot nor too cold for liquid water to exist on its surface. ...
Scientists study hummingbirds flight to develop self-propelled surveillance devices
1hour ago |
5 / 5 (1) |
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The secret to the flight of the hummingbird and other tiny birds and insects lies in the looping, swirling flow of air, called a vortex, that their flapping wings create.
Sick of swine flu? Toxic algae could be the next big threat
16 hours ago |
3 / 5 (2) |
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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 ...
Ecosystem, vegetation affect intensity of urban heat island effect
Space & Earth / Earth Sciences
18 hours ago |
5 / 5 (2) |
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NASA researchers studying urban landscapes have found that the intensity of the "heat island" created by a city depends on the ecosystem it replaced and on the regional climate. Urban areas developed in arid and semi-arid ...
Even at sublethal levels, pesticides may slow the recovery of wild salmon populations
2 hours ago |
not rated yet |
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Biologists determined that short-term, seasonal exposure to pesticides in rivers and basins may limit the growth and size of wild salmon populations. In addition to the widespread deterioration of salmon habitats, these findings ...
Biodiesel refinery hopes to finally begin soon
16 hours ago |
5 / 5 (2) |
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Starting up a new business is tough, but starting up in a new industry can be even tougher. That helps explain why the city's cutting-edge biodiesel refinery, one of a handful of its kind in the country, hasn't begun production ...
Miracle light: Can lasers solve the energy crisis?
18 hours ago |
4.3 / 5 (12) |
1
Next year will mark the 50th birthday of the laser, one of the most productive and widely used mega-inventions of the last century. Scientists hope that 2010 also will see the launch of laser technology's greatest challenge: ...
List of search results for water purification
