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Tag: pollution
New LED Streetlight Design Curbs Light Pollution
2013-04-24 06:00:00| Industrial Newsroom - All News for Today
As reported in OSA's open-access journal Optics Express, team of researchers from Taiwan and Mexico has developed lighting system design that utilizes high-efficiency LEDs and ensures they shine only where needed. This spares surrounding homes and evening sky from unwanted illumination. "High-performance LED street lighting using microlens arrays" co-author Ching-Cherng Sun said system offers adaptability to different street lamp layouts and is based on 3-part lighting fixture. This story is related to the following:Green & CleanSearch for suppliers of:
Tags: design
light
led
pollution
Air pollution and hardening of arteries
2013-04-24 03:50:00| Climate Ark Climate Change & Global Warming Newsfeed
ScienceDaily: Long term exposure to air pollution may be linked to heart attacks and strokes by speeding up atherosclerosis, or "hardening of the arteries," according to a study by U.S. researchers published in this week's PLOS Medicine. The researchers, led by Sara Adar, John Searle Assistant Professor of Epidemiology, University of Michigan School of Public Health, and Joel Kaufman, Professor of Environmental and Occupational Health Sciences and Medicine, University of Washington, found that higher concentrations...
Tags: air
pollution
air pollution
arteries
Strengthening legumes to tackle fertilizer pollution
2013-04-24 01:49:00| Climate Ark Climate Change & Global Warming Newsfeed
ScienceDaily: The overuse of nitrogen fertilizers in agriculture can wreak havoc on waterways, health and the environment. An international team of scientists aims to lessen the reliance on these fertilizers by helping beans and similar plants boost their nitrogen production, even in areas with traditionally poor soil quality. Researchers from the Center of Plant Genomics and Biotechnology at the Technical University of Madrid (UPM) and the Advanced Photon Source (APS) at the U.S. Department of Energy's...
Tags: pollution
tackle
strengthening
fertilizer
Court Orders EPA to Impose Power Plant Water Pollution Rule
2013-04-24 00:38:00| Climate Ark Climate Change & Global Warming Newsfeed
Environment News Service: The U.S. Environmental Protection Agency must meet a court-ordered deadline to issue regulations that clean up power plant water pollution, the U.S. Court of Appeals for the District of Columbia ruled today. The decision turns back an attempt by the utility industry to avoid the financial and operational burdens of the regulations. On Friday, the EPA proposed a series of regulatory options for controlling pollution from power plants, such as mercury, arsenic, lead, and selenium, released into...
Tags: power
water
orders
court
Pollution Is Radically Changing Childhood in Chinas Cities
2013-04-23 04:37:26| Climate Ark Climate Change & Global Warming Newsfeed
New York Times: The boys chronic cough and stuffy nose began last year at the age of 3. His symptoms worsened this winter, when smog across northern China surged to record levels. Now he needs his sinuses cleared every night with saltwater piped through a machines tubes. The boys mother, Zhang Zixuan, said she almost never lets him go outside, and when she does she usually makes him wear a face mask. The difference between Britain, where she once studied, and China is heaven and hell, she said. Levels of...
Tags: cities
changing
childhood
pollution
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