Pesticide
hideA pesticide is a substance or mixture of substances used to kill a pest. A pesticide is any substance or mixture of substance intended for: - preventing, destroying, repelling or mitigating any pest. A pesticide may be a chemical substance, biological agent (such as a virus or bacteria), antimicrobial, disinfectant or device used against any pest. Pests include insects, plant pathogens, weeds, molluscs, birds, mammals, fish, nematodes (roundworms), microbes and people that destroy property, spread or are a vector for disease or cause a nuisance. Although there are benefits to the use of pesticides, there are also drawbacks, such as potential toxicity to humans and other animals. FAO has defined the term of pesticide as:
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News tagged with pesticides
Eastern Aral Sea has shrunk by 80% since 2006: ESA
Jul 10, 2009 |
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The eastern lobe of the disaster-struck Aral Sea seems to have shrunk by four-fifths in just three years, the European Space Agency (ESA) said on Friday.
Environmental regulators warn flea treatments may be toxic to pets
May 12, 2009 |
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Federal environmental regulators are warning pet owners and veterinarians to closely follow instructions if they use several popular flea and tick treatments, and monitor their pets, as they investigate thousands of reports ...
'Killer spices' provide eco-friendly pesticides for organic fruits and veggies
Aug 16, 2009 |
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Mention rosemary, thyme, clove, and mint and most people think of a delicious meal. Think bigger…acres bigger. These well-known spices are now becoming organic agriculture's key weapons against insect pests ...
Research finds that low concentrations of pesticides can become toxic mixture
Nov 11, 2008 |
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Ten of the world's most popular pesticides can decimate amphibian populations when mixed together even if the concentration of the individual chemicals are within limits considered safe, according to University of Pittsburgh ...
Pesticide concentrations decreasing
Oct 20, 2008 |
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The widespread use of pesticides across the United States has been in practice for decades, with little knowledge of the long-term effects on the nation's groundwater.
Predators key to sustainable farming
Aug 21, 2009 |
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Barn owls have emerged as the unlikely heroes in the fight against climate change, saving Malaysian farmers more than money, UQ PhD Student Chong Leong Puan has found.
High pesticide levels found in fruit-based drinks in some countries outside U. S.
Dec 15, 2008 |
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In the first worldwide study of pesticides in fruit-based soft drinks, researchers in Spain are reporting relatively high levels of pesticides in drinks in some countries, especially the United Kingdom and ...
Pesticides persist in ground water
Jul 01, 2008 |
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Numerous studies over the past four decades have established that pesticides, which are typically applied at the land surface, can move downward through the unsaturated zone to reach the water table at detectable concentrations. ...
Pesticide build-up could lead to poor honey bee health
Aug 18, 2008 |
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Honey bees industriously bring pollen and nectar to the hive, but along with the bounty comes a wide variety of pesticides, according to Penn State researchers. Add the outside assault to the pesticides already ...
Common household pesticides linked to childhood cancer cases in Washington area
Jul 28, 2009 |
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A new study by researchers at the Georgetown's Lombardi Comprehensive Cancer Center finds a higher level of common household pesticides in the urine of children with acute lymphoblastic leukemia (ALL), a cancer that develops ...
School drinking water contains toxins
Sep 25, 2009 |
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(AP) -- Over the last decade, the drinking water at thousands of schools across the country has been found to contain unsafe levels of lead, pesticides and dozens of other toxins.
Glacial melting may release pollutants in the environment
Oct 21, 2009 |
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Those pristine-looking Alpine glaciers now melting as global warming sets in may explain the mysterious increase in persistent organic pollutants in sediment from certain lakes since the 1990s, despite decreased ...
Field stations foster serendipitous discoveries in environmental, biological sciences
Apr 08, 2009 |
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North America's biological field stations have long been home to a rich legacy of research results, scientists say, making them important places for serendipitous discoveries in the biological and environmental ...
Individuals who apply pesticides are found to have double the risk of blood disorder
Jun 12, 2009 |
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A study involving 678 individuals who apply pesticides, culled from a U.S. Agricultural Health Study of over 50,000 farmers, recently found that exposure to certain pesticides doubles one's risk of developing an abnormal ...
Are everyday products from cosmetics to household cleaners causing the high rates of breast cancer?
Jun 15, 2009 |
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Has the key to reducing breast cancer gotten lost in the race for a cure? A new book, No Family History, presents compelling evidence that exposure to everyday products such as cosmetics and toiletries, hormones in food, ...
