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Latest DDT Stories

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2011-07-25 07:55:00

Toxic chemicals that have been trapped in Arctic ice and snow are now being released due to global warming, according to a study published on Sunday. Researchers warn that the amount of poisons in the polar region is unknown and the release of large amounts of such poisons could "undermine global efforts to reduce environmental and human exposure to them." Those chemicals include the pesticides DDT, lindane and chlordane; and industrial chemicals PCBs and HCB. All of these are known as...

2011-07-07 19:10:52

Scientists with the U.S. Department of Agriculture (USDA) are identifying factors that influence pesticide levels in the Chesapeake Bay airshed, including traces of "legacy" pesticides that still linger even though they are no longer being used. Agricultural Research Service (ARS) chemists Laura McConnell and Cathleen Hapeman obtained weekly air samples and rain samples for precipitation events from 2000 to 2003 at three sites in Maryland and Delaware. Both scientists work at the ARS...

2011-06-27 23:27:08

A new study by a team of University of Notre Dame researchers offers a wealth of information about the rhythmic nature of gene expression in Anopheles gambiae, the mosquito species that transmits the malaria parasite from person to person. Each year, roughly 250 million people suffer from malaria and that results in one million deaths, mostly pregnant women and children under five years of age. Mosquitoes, like all animals, show daily rhythms in behavior and physiology. The rhythmic behaviors...

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2011-05-31 15:15:00

Experts reported on Tuesday that cellphones are possibly cancer-causing agents that are in the same category as the pesticide DDT, gasoline engine exhaust and coffee. The International Agency or Research on Cancer (IARC) issued the classification on Tuesday in Lyon, France.  The agency is an arm of the World Health Organization and its assessment goes to WHO and national health agencies for possible guidance on cellphone use. Classifying agents as "possibly carcinogenic" does not mean...

2011-05-17 12:57:00

HARRISBURG, Pa., May 17, 2011 /PRNewswire-USNewswire/ -- The Department of Environmental Protection and Game Commission today hosted a Peregrine falcon banding event to help students learn about efforts to restore the species. "Public interest in the resurgence of Peregrine falcons continues to grow," DEP Secretary Mike Krancer said. "With a coded identification band, wildlife officials and enthusiasts everywhere will be able to use our website to monitor the falcon's activities and...

2011-04-25 18:47:00

WASHINGTON, April 25, 2011 /PRNewswire-USNewswire/ -- Each year, World Malaria Day is observed to call attention to the disease and to mobilize action to combat it. On this occasion, the President's Malaria Initiative (PMI), led by the U.S. Agency for International Development (USAID) and implemented together with the Centers for Disease Control and Prevention (CDC), releases its fifth annual report, which describes the role and contributions of the U.S. Government in the effort to reduce...

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2011-04-18 14:16:15

Flame retardants are chemical compounds added to fabrics and plastics to keep them from burning easily, but these can be toxic. Now a team of researchers from Spain and Canada has detected some of these emerging pollutants for the first time in peregrine falcon (Falco peregrinus) eggs in both countries. "The presence of 'dechlorane plus' and other related, chlorinated compounds used as flame retardants have been detected for the first time in the European biota (flora and fauna of the...

2011-03-22 16:05:48

Two in 10 young people in South East Spain have poor sperm density, which involves requiring more time to accomplish fertilization. The most common means of exposure to pesticides is food and other household products According to a study conducted at the University of Granada, combined exposure to organochlorides significantly alters semen quality in young people from South East Spain. Having a low number of spermatozoa taking the levels established by the World Health Organization (WHO) as a...

2011-03-15 15:11:00

NEW YORK, March 15, 2011 /PRNewswire/ -- The Spring 2011 edition of On The Issues Magazine - "The Ecology of Women" - examines how environmental health affects women's lives, particularly the toxins and chemicals that enter our bodies from the air, water, food and consumer products. These toxins are implicated as possible causes of conditions like cancer, early puberty, infertility, miscarriages, and birth defects. "The Ecology of Women" seeks to insert the effects of environmental toxins...

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2011-01-14 11:21:59

The bodies of virtually all U.S. pregnant women carry multiple chemicals, including some banned since the 1970s and others used in common products such as non-stick cookware, processed foods and personal care products, according to a new study from UCSF. The study marks the first time that the number of chemicals to which pregnant women are exposed has been counted. Analyzing data for 163 chemicals, researchers detected polychlorinated biphenyls (PCBs), organochlorine pesticides,...


Word of the Day
siliqua
  • A Roman unit of weight, 1⁄1728 of a pound.
  • A weight of four grains used in weighing gold and precious stones; a carat.
  • In anatomy, a formation suggesting a husk or pod.
  • The lowest unit in the Roman coinage, the twenty-fourth part of a solidus.
  • A coin of base silver of the Gothic and Lombard kings of Italy.
'Siliqua' comes from a Latin word meaning 'a pod.'
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