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Archive for the 'Nanotechnology' Category


12
Aug

New Research Aims To Identify Nanosilver’s Toxic Trigger

(Beyond Pesticides, August 12, 2011) Researchers have begun investigating silver nanoparticles, or nanosilver, in order to discover what exactly makes the particles toxic to the environment. Although scientists have long been concerned about the evidence of toxicity of nanosilver to both human health and the natural environment, research so far has been unclear on which […]

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14
Jun

Feds To Gather Data on Nanomaterials

(Beyond Pesticides, June 14, 2011) The U.S. Environmental Protection Agency (EPA) announced plans to obtain information on nanoscale materials in pesticide products, while the Food and Drug Administration (FDA) released draft guidelines to industries about when the use of nanomaterials might trigger regulatory interest. These two actions announced last week will aim to clarify the […]

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08
Jun

Large Knowledge Gap In Nanoagriculture

(Beyond Pesticides, June 8, 2011) In an article published by the American Chemical Society’s (ACS) Journal of Agricultural and Food Chemistry, scientists at the University of Texas, El Paso and a co-investigator for the NSF/EPA University of California Center for Environmental Implications of Nanotechnology warned that, as a new era of nanoagriculture is about to […]

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26
Jan

California to Take a Hard Look at Nano-Substances

(Beyond Pesticides, January 26, 2011) California’s Department of Toxic Substances Control (DTSC) is asking in-state nanotechnology companies and researchers to share how they’re keeping tabs on several nano-sized metals, as evidence continues to emerge that these substances may have long-term implications for the environment. Nano-sized materials, now incorporated into many consumer products including paper wrapping, […]

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29
Nov

International Coalition Calls for Smart Definition of Nanotechnology

(Beyond Pesticides, November 29, 2010) A coalition of over 40 environmental organizations from 22 different countries are calling on the European Commission to ensure nanomaterials are adequately defined and regulated in the EU by rapidly adopting a “cautious and broad” definition. The groups hope that by defining nanomaterials, long-awaited regulation can finally be put in […]

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23
Nov

Group Petitions EPA to Stop Sale of Nano-Copper Pesticides

(Beyond Pesticides, November 23, 2010) The International Center for Technology Assessment (ICTA) filed a legal petition with the Environmental Protection Agency (EPA), calling on the agency to use its pesticide regulation authority to halt the sale of untested nano-copper wood preservative products. The letter is the second ICTA challenge in the past two years of […]

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05
Nov

NOSB Proposes Ban on Nanotechnology in Certified Organic Products

(Beyond Pesticides, November 5, 2010) At its October 2010 meeting, the U.S. Department of Agriculture’s (USDA) National Organic Standards Board (NOSB) passed a recommendation directing the USDA National Organic Program to prohibit engineered nanomaterials from certified organic products as expeditiously as possible. The NOSB, the expert citizen advisory panel set up by Congress to advise […]

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07
Oct

Scientists Urge Caution with Nanomaterials in Pesticides

(Beyond Pesticides, October 7, 2010) Nanotechnology has played an increasing role in the world of pesticides, particularly in the form of silver nanoparticles for their antibacterial properties; however, as this field grows, scientists and researchers are becoming increasingly concerned with the potential impacts of these particles on public health and the environment. A new study […]

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24
Sep

Send Your Comments to EPA as Scientists Examine the Fate of Silver Nanoparticle Waste

(Beyond Pesticides, September 24, 2010) Researchers from Virginia Tech discovered, for the first time, a way to detect nanosilver particles in the environment, finding that the particles leaching from consumer products can transform into silver sulfide in sewer sludge. Despite their widespread use, scientists still know very little about how nanomaterials move from consumer manufactured […]

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03
Sep

Nanosilver Particles Can Stop Sperm Cells from Growing

(Beyond Pesticides, September 3, 2010) New research shows that silver nanomaterials, which are used in a number of consumer products as antimicrobial agents, can interrupt important cell signaling within male reproductive sperm cells, causing them to stop growing. In previous studies, scientists reported how smaller-sized silver nanoparticles – in the 10 – 25 nanometer range […]

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13
Aug

Antimicrobial Nanoparticles in Soil Can Harm Plants

(Beyond Pesticides, August 13, 2010) A new study finds that silver nanoparticles, which are used in consumer products and in hospitals for their antimicrobial properties, can harm plant life when it enters into the natural environment. Where silver nanoparticles are present in the soil, plant species are reduced by 22 percent, with an additional 20 […]

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05
May

Canada Bans Nanotechnology in Organics

(Beyond Pesticides, May 5, 2010)

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03
May

Nanosilver Migrates Out of Fabric in Study

(Beyond Pesticides, May 3, 2010) Researchers have found that silver nanoparticles can migrate out of fabrics that have been treated with the particles for its antibacterial properties when it is exposed to simulated perspiration, raising concerns about human exposure to nanosilver through skin absorption. This is the first study to use artificial sweat to mimic […]

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04
Mar

New Study Finds Nanosilver Products Toxic to Fish

(Beyond Pesticides, March 4, 2010) Scientists at Purdue University have found that nanosilver that is sonicated or suspended in solution is toxic and even lethal to fathead minnows, an organism that is often used to measure toxicity on aquatic life. The study is the latest research to demonstrate the need for federal regulatory agencies to […]

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14
Dec

Report Shows Overuse of Disinfectants Is Harmful

(Beyond Pesticides, December 14, 2009) A new report links disinfectant chemicals with chronic illnesses and conditions such as asthma, hormone imbalance, and immune system problems. The report, Disinfectant Overkill: How Too Clean May Be Hazardous to Our Health, was released by the national environmental health group Women’s Voices for the Earth (WVE), and cites more […]

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23
Oct

Samsung Fined For Antimicrobial Keyboard Claims

(Beyond Pesticides, October 23, 2009) The U.S. Environmental Protection Agency (EPA) fined Samsung for violating the federal pesticide law when it publicized that its keyboards, produced with nanosilver, were antimicrobial and inhibited germs and bacteria without registering its products with EPA. The claims made on the company’s labels and promotional material for netbook and notebook […]

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14
Oct

Conditions Affect Release of Nanosilver from Treated Products

(Beyond Pesticides, October 14, 2009) New research by scientists at the Swiss Federal Laboratories for Materials Testing and Research provides a first look at the behavior of nanosilver textiles under real-world washing conditions. This work builds on earlier studies conducted in water which show that nanosilver leaches from fabrics and textiles during washing to enter […]

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24
Sep

Antimicrobial Claims Prompt Lawsuit by EPA under Pesticide Law

(Beyond Pesticides, September 24, 2009) The U.S. Environmental Protection Agency (EPA) has just announced that it filed suit against San Leandro based VF Corporation for the sale and distribution of unregistered pesticides through its retail company, The North Face. An AgION silver treated footbed, which the company claims has antimicrobial properties, is featured in over […]

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28
Aug

Nanotech Enabled Consumer Products Continue to Grow

(Beyond Pesticides, August 28, 2009) Nanotech consumer products have now crossed the millennial threshold. Over 1,000 nanotechnology-enabled products have been made available to consumers around the world, according to the Project on Emerging Nanotechnologies (PEN). The most recent update to the group’s three-and-a-half-year-old inventory reflects the increasing use of the tiny particles in everything from […]

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24
Nov

Action Alert: Tell EPA to Regulate Nanomaterial Products as Pesticides

(Beyond Pesticides, November 24, 2008) Acknowledging the critical need for in-depth review of products utilizing nanotechnology pesticides, the Environmental Protection Agency (EPA) opened a 60-day public comment period in response to a petition filed by the International Center for Technology Assessment (ICTA) which demands the agency stop the sale of numerous consumer products with nano-silver. […]

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12
Sep

Report Highlights Need to Assess Hazards of Nanotechnology

(Beyond Pesticides, September 12, 2008) Widespread use of nanoscale silver will challenge regulatory agencies to balance important potential benefits against the possibility of significant environmental risk, highlighting the need to identify research priorities concerning this emerging technology, according to a new report released this week by the Project on Emerging Nanotechnologies (PEN). However, existing information […]

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02
May

Groups Petition EPA to Stop Sale of Nanosilver Products

(Beyond Pesticides, May 2, 2008) The International Center for Technology Assessment (CTA) and a coalition of consumer, health, and environmental groups, including Beyond Pesticides, yesterday filed a legal petition with the Environmental Protection Agency (EPA), demanding the agency use its pesticide regulation authority to stop the sale of 250+ consumer products now using nanosized versions of […]

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30
Apr

Silver Nanoparticles Coming Out in Wash

(Beyond Pesticides, April 30, 2008) New research shows that socks impregnated with silver nanoparticles to keep them microbe and odor free, release these particles when washed. Once washed down the drain, the silver particles enter the environment where they may pose numerable unknown adverse effects. Researchers from Arizona State University report their findings in a […]

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