News tagged with nitrogen critical
Hong Kong clean air targets fail to impress
Environmentalists on Wednesday expressed disappointment at new clean-air targets for Hong Kong, as research showed pollution-related illnesses killed more than 3,000 residents a year.
Jan 18, 2012 |
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Pollution linked to hospitalizations for pneumonia in older adults
Older adults with long-term exposure to higher levels of pollution are at higher risk for hospitalization for pneumonia, according to researchers in Canada.
Dec 23, 2009 |
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New stove dramatically improves lung health in Mexican women
Women in Central Mexico who used a vented stove instead of the traditional indoor open fire, experienced improved respiratory health on par with a pack-a-day smoker kicking the habit, according to a recent study.
Sep 23, 2009 |
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Search results for nitrogen critical
Designing a dye you can count on
Natural substances such as chlorophyll and the heme pigment of red blood cells contain colorful molecules known as porphyrins. They owe their exceptional visual characteristics to a ‘macrocyclic’ ...
May 24, 2012 |
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Rare-earth half-sandwiches prove rewarding
The chemical frameworks of ’natural products’—molecules generated by biological organisms—have inspired many of today’s most potent pharmaceuticals. But the complexity of these compounds ...
May 18, 2012 |
3.5 / 5 (2) |
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Lunar boom: Why we'll soon be mining the moon
As history has repeatedly shown, where there are valuable minerals to be unearthed, adventurous humans will arrive in droves – even if it means battling extreme conditions and risking life and limb.
Space & Earth / Space Exploration
May 16, 2012 |
4.4 / 5 (10) |
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New point for dew point
Peter Huang of the Sensor Science Division’s Temperature and Humidity group has devised a new humidity generator that enables dew-point measurements up to 98 °C – a substantial extension above ...
May 11, 2012 |
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Agricultural bacteria: Blowing in the wind
The 1930s Dust Bowl proved what a disastrous effect wind can have on dry, unprotected topsoil. Now a new study has uncovered a less obvious, but equally troubling impact of wind: Not only can it carry away soil particles, ...
May 09, 2012 |
5 / 5 (3) |
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Modern hybrid corn makes better use of nitrogen, study shows
(Phys.org) -- Today's hybrid corn varieties more efficiently use nitrogen to create more grain, according to 72 years of public-sector research data reviewed by Purdue University researchers.
Apr 30, 2012 |
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Study examines nanotechnology-related safety and ethics problem
A recent paper by Kathleen Eggleson, a research scientist in the Center for Nano Science and Technology (NDnano) at the University of Notre Dame, provides an example of a nanotechnology-related safety and ethics problem that ...
Nanotechnology / Bio & Medicine
Apr 27, 2012 |
3 / 5 (2) |
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Climate change helps then quickly stunts growth, decade-long study shows
(Phys.org) -- Global warming may initially make the grass greener, but not for long, according to new research conducted at Northern Arizona University.
Apr 10, 2012 |
3.9 / 5 (18) |
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Advanced power-grid research finds low-cost, low-carbon future in West
The least expensive way for the Western U.S. to reduce greenhouse gas emissions enough to help prevent the worst consequences of global warming is to replace coal with renewable and other sources of energy ...
Technology / Energy & Green Tech
Apr 03, 2012 |
4.2 / 5 (14) |
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Trace element plays major role in tropical forest nitrogen cycle
A new paper by researchers from the University of Georgia and Princeton University sheds light on the critical part played by a little-studied element, molybdenum, in the nutrient cycles of tropical forests. Understanding ...
Mar 22, 2012 |
5 / 5 (2) |
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List of search results for nitrogen critical
