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Search Results

EPA Long-Term Pesticide Safety Tests Criticized for Falling Short

Monday, August 17th, 2009

(Beyond Pesticides, August 17, 2009) The four-day testing period the U.S. Environmental Protection Agency (EPA) commonly uses to determine ‚Äėsafe‚Äô levels of pesticide exposure for humans and animals could fail to account for the long-term effects of toxic chemicals, University of Pittsburgh researchers report in the September edition of Environmental Toxicology and Chemistry. The team […]


Pesticide Drift from Fields Impact Amphibian Populations

Thursday, July 23rd, 2009

(Beyond Pesticides, July 23, 2009) A new study published in the August 2009 issue of Environmental Toxicology and Chemistry found that insecticides used in highly populated agricultural areas of California‚Äôs Central Valley affect amphibians that breed in the Sierra Nevada Mountains to the east. This study adds to the increasing evidence that pesticides impact areas […]


Lawsuit to Challenge EPA for Pesticide Impacts on Polar Bears

Friday, July 10th, 2009

(Beyond Pesticides, July 10, 2009) The Center for Biological Diversity notified the U.S. Environmental Protection Agency (EPA) earlier this week of its intent to file suit against the agency for failing to consider impacts to the polar bear and its Arctic habitat from toxic contamination resulting from pesticide use in the U.S. Pesticides registered by […]


Fish Mutations Linked to Pesticide Contamination

Wednesday, January 14th, 2009

(Beyond Pesticides, January 14, 2009) Two-headed bass found in the Noosa River are at the center of a controversy surrounding pesticide drift from neighboring farms in Queensland, Australia. The pesticides, endosulfan and carbendazim, have been implicated in the contamination of the river, which has yielded thousands of chronically deformed fish. Experts believe that the mutated […]


Farmworkers Face Highest Risk of Pesticide Poisonings, EPA Worker Protection Standards Failing

Monday, December 8th, 2008

(Beyond Pesticides, December 8, 2008) A new study by a National Institute for Occupational Safety and Health (NIOSH) researcher finds the pesticide poisoning incidence rate among U.S. agricultural workers is thirty-nine times higher than the incidence rate found in all other industries combined. The study, ‚ÄúAcute Pesticide Poisoning Among Agricultural Workers in the United Sates, […]


Study Finds Low Pesticide Concentrations Can Become Toxic Mixture

Monday, November 17th, 2008

(Beyond Pesticides, November 17, 2008) A toxic soup of the most commonly used pesticides frequently detected in nature can adversely affect the environment and decimate amphibian populations even if the concentration of the individual chemicals are within limits considered safe, according to University of Pittsburgh research published in the online edition of Oecologia. The results […]


Study Finds Low Doses of Pesticides Impact Amphibians

Monday, October 6th, 2008

(Beyond Pesticides, October 6, 2008) University of Pittsburgh researchers have found that the commonly used insecticide malathion can decimate tadpole populations by altering their food chain. The study, published in the October 1 edition of Ecological Applications, finds that gradual amounts of malathion that were too small to directly kill developing leopard frog tadpoles instead […]


Air Monitoring Near School Finds Hazardous Pesticides

Monday, September 29th, 2008

(Beyond Pesticides, September 29, 2008) A new study by Pesticide Action Network North America (PANNA) confirms that school children in Florida continue to breathe air contaminated by hazardous pesticides. Air monitoring near South Woods Elementary School in Hastings detected four agricultural chemicals in the air, often at levels that pose unacceptable risks to children. The […]


Oregon To Set New Water Quality Standards for Seven Pesticides

Wednesday, September 10th, 2008

(Beyond Pesticides, September 10, 2008) Following the report released by the National Marine Fisheries Service that identified 37 pesticides that pose risks to salmon and steelhead, Oregon state officials are moving ahead to set new safety benchmarks for seven pesticides of priority concern. A team from the Oregon Water Quality Pesticide Management Program identified seven […]


Capsized Ferry in Philippines Holds Ten Tons of Toxic Pesticide

Monday, July 7th, 2008

(Beyond Pesticides, July 7, 2008) Officials have halted recovery efforts in the Philippines for bodies on the partially sunken ship MV Princess of the Stars after it was revealed that the ship‚Äôs cargo hull contains ten tons of the highly toxic pesticide endosulfan. The ship capsized and partially sank on June 21 in a typhoon, […]


Organochlorine Pesticide Linked to Behavioral Deficit in Infants

Thursday, May 29th, 2008

(Beyond Pesticides, May 29, 2008) A study published in the May issue of Environmental Health Perspectives shows a link between prenatal exposure to the pesticide DDT and poor attention-related skills in early infancy. This study follows in a long line of recent studies associated with the negative health effects of DDT including: diabetes; non-Hodgkin lymphoma; […]


USGS Identifies Contaminants in Potomac River Possibly Linked to Intersex Fish

Monday, March 24th, 2008

(Beyond Pesticides, March 24, 2008) Scientists at the U.S. Geological Survey (USGS) announced that they have identified ten contaminants, including pesticides, in the Potomac River, which flows through downtown Washington, DC, that could be responsible for the alarming discovery of ‚Äúintersex fish,‚ÄĚ male fish producing eggs. The suspected chemicals include: atrazine, a common herbicide used […]


Bird Eggs Found to Contain Chemical Contaminants

Wednesday, March 12th, 2008

(Beyond Pesticides, March 12, 2008) BioDiversity Research Institute, a nonprofit ecological research group, released a new report that was presented March 12, 2008 to Maine‚Äôs Joint Standing Committee on Natural Resources. Entitled “Contaminant Screening in Maine Birds,” it documents over 100 harmful contaminants that were found in Maine bird eggs. Scientists collected 60 eggs, representing […]


IIT Scientists Use Nanoparticles To Filter Organochlorines from Water

Monday, January 14th, 2008

(Beyond Pesticides, January 14, 2008) Researchers at the Indian Institute of Technology (IIT) Madras have developed nanoparticles that can remove organochlorine pesticides from drinking water. These chemicals are quite persistent in the environment and difficult to remove from water. Notorious organochlorines include DDT, endosulfan, HCH (hexacholorcyclohexane) and aldrin, all of which have known health and/or […]


Christmas Tree Pesticide Use Down, But Still Used by Most Growers

Tuesday, November 27th, 2007

(Beyond Pesticides, November 27, 2007) While there is a trend towards less pesticide use in Christmas tree production, most trees are still treated with one pesticide or another ‚Äď many of which are prohibited for residential use. In it‚Äôs 2007 survey results, North Carolina State University‚Äôs Mountain Horticultural Research and Extension Center, reports that glyphosate […]


Pesticides Linked to Rising Autism Rates

Tuesday, November 13th, 2007

November 13, 2007) Autism is on the rise, both in prevalence and incidence, and there is growing evidence that environmental insults, such as pesticides, are linked to this developmental disability. According to the latest study, published in the October issue of Environmental Health Perspectives, children born to mothers living near fields where pesticides are applied […]


Potential Link Between Autism and Pesticide Exposure

Tuesday, July 31st, 2007

(Beyond Pesticides, July 31, 2007) Preliminary research into birth records and pesticide data reveal that mothers who were within 500 meters of fields sprayed with organochlorine pesticides during their first trimester of pregnancy were six times higher to have children with autism compared to mothers who did not live near the fields. Scientists from the […]


Climate Change and Pesticides Hot Issue for Fish

Monday, July 23rd, 2007

(Beyond Pesticides, July 23, 2007) New research finds several species of freshwater fish have lower temperature tolerances when exposed to the widely used pesticides endosulfan and chlorpyrifos. The discovery reveals another key pesticides issue in the global warming debate. The study, “The Effects of Three Organic Chemicals on the Upper Thermal Tolerances of Four Freshwater […]


Seafood From Southern China Contaminated by Organochlorine Pesticides

Tuesday, May 22nd, 2007

(Beyond Pesticides, May 22, 2007) In a study published in the latest issue of Environmental Toxicology and Chemistry, scientists found that seafood products from southern China contain high concentrations of DDT and hexachlorocylohexane (HCH). While banned in China since 1983, humans are being exposed to organochlorine pesticides (OCP) at rates high enough to pose health […]


Chemical Estrogen-Mimics Impact Asthma, Immune Functioning

Tuesday, April 10th, 2007

(Beyond Pesticides, April 10, 2007) Scientists have reported several environmental estrogens can affect the immune system, promoting allergic diseases such as asthma. Researchers have observed this response using pesticides and other environmental contaminants. Focusing on six environmental estrogens (xenoestrogens), researchers were able to reveal how these contaminants affect the immune system. Using doses representative of […]


New Pesticides Added to Toxic Trade List

Friday, March 30th, 2007

(Beyond Pesticides, March 30, 2007) A committee of experts advising the United Nations Environment Programme and the Food and Agriculture Organization (FAO) has recommended adding endosulfan and tributyl tin compounds (TBT) to a list of substances that are considered so harmful they can only be traded in special circumstances. On March 27, 2007, the United […]


Honeybees Vanish, Threatening Crops and Livelihoods

Thursday, March 1st, 2007

(Beyond Pesticides, March 1, 2007) In 24 states throughout the country, beekeepers have been shocked to find that bees have been inexplicably disappearing at an alarming rate, according to an article in the New York Times last week. This loss of honeybees threatens not only beekeeper livelihoods but also the production of numerous crops, including […]


Research Shows Pesticide Accumulation at High Altitudes

Thursday, January 18th, 2007

(Beyond Pesticides, January 18, 2007) A new study conducted in Costa Rica‚Äôs mountain forests indicates that surprisingly high concentrations of pesticides are accumulating far above the low altitudes at which they are used. Previously thought to be safe from pesticides applied to distant agricultural areas, some remote mountain forests of Costa Rica were found to […]