ScienceDaily (July 30, 2010) — Chemicals present in two rivers in southern Alberta are likely the cause of the feminization of fish say researchers at the University of Calgary who have published results of their study in the journal Environmental Toxicology and Chemistry. “What is unique about our study is the huge geographical area we […]
By Katia Moskvitch Science reporter, BBC News The UN may remove the world’s deepest and oldest lake from the World Heritage list because of concerns over pollution by a Russian pulp and paper mill. Lake Baikal holds one fifth of the world’s fresh water and is home to many unique plants and animals. At its […]
ScienceDaily (July 1, 2010) — Marianne Kraugerud’s doctoral research has led to the discovery that individual variants of the environmental pollutants PCB and PFC can affect several of the body’s hormone systems in a more complex way than previously supposed. Humans and animals are constantly exposed to these toxins through the food they eat and […]
By Marla Cone and Environmental Health News, June 21, 2010 High levels of brominated flame retardants can alter pregnant women’s thyroid hormones, which are critical to a baby’s growth and brain development, according to a California study published Monday. The study is considered important because it is the first human research showing a link between […]
ScienceDaily (May 22, 2010) — A study in mice reveals that prenatal exposure to endocrine-disrupting chemicals, like bisphenol-A (BPA) and diethylstilbestrol (DES), may program a fetus for life. Therefore, adult women who were exposed prenatally to BPA or DES could be at increased risk of breast cancer, according to a new study accepted for publication […]
By Tamara SturtzLast updated at 3:54 PM on 10th May 2010 One in five men could suffer from fertility problems. And scientists have warned that it’s just going to get worse… There’s a crisis brewing, but it has nothing to do with the economic deficit or the current political uncertainty. Scientists are warning that […]
Intersex fish, found across the US, result from a mix of drugs that mimic natural hormones, say scientists By Suzanne Goldenberg, US environment correspondentwww.guardian.co.uk, Wednesday 21 April 2010 11.05 BST More than 80% of the male bass fish in Washington’s major river are now exhibiting female traits such as egg production because of a “toxic […]
By Deborah Zabarenko, Environment Correspondent, Editing by Will DunhamWASHINGTONTue Apr 13, 2010 2:11pm EDT WASHINGTON (Reuters) – More than 10 million pieces of trash were plucked from the world’s waterways in a single day last year. But for Philippe Cousteau, the beach sandals that washed up in the Norwegian arctic symbolized the global nature of […]
ScienceDaily (Apr. 5, 2010) — Researchers at Umeå University and the Sahlgrenska Academy at the University of Gothenburg, Sweden, have discovered that traces of many medicines can be found in fish that have been swimming in treated waste water. One such medicine, the hormone levonorgestrel, was found in higher concentrations in the blood of […]
By MARTIN MITTELSTAEDT, ENVIRONMENT REPORTER Published on Thursday, Apr. 01, 2010 4:30PM EDT Japanese scientists testing ocean water and sea sand have found widespread contamination with high levels bisphenol A, a chemical used to make plastic that’s able to mimic the female hormone estrogen in living things. Its presence in sea water comes from the […]
