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All Articles for Ecology

Pollution Can Convert Airborne Iron Into Soluble Form Required For Phytoplankton Growth
A surprising link may exist between ocean fertility and air pollution over land, according to Georgia Institute of Technology research reported in the Feb. 16 issue of the Journal of Geophysical Research Atmospheres.... More
High Levels Of Pollutants May Decrease Sexual Organ Size In Polar Bears
OHCs include dioxins, polychlorinated biphenyls and some pesticides. Christian Sonne and colleagues checked 55 male and 44 female East Greenland polar bears for a correlation between OHC levels in body tissue and size of sexual organs.... More
Sex Genes Of Fish Disrupted By Common Household Products
However, today, at the annual meeting of the Society for the Study of Reproduction, at the Baltimore Marriott Waterfront Hotel, scientists of the University of Maryland Biotechnology Institute (UMBI) reported that the list of compounds in human pollution that can disrupt fish sexual hormones-a concern of scientists for the past 20 years-has widened considerably.... More
Don't Stand So Close To Me: A New View On How Species Coexist
The researchers suggest a new basis for explaining how communities of species assemble: they have to give up being good at everything and 'trade off' their life histories.... More
Worms Under Stress
Alda Alvarez investigated how two species of nematodes responded to pollution of their environment with toxic substances and changes in the ambient temperature. As bacteria eaters, nematodes play an important role in the decomposition process in the soil. They are also easy to study in the laboratory.... More
Giant Insects Might Reign If Only There Was More Oxygen In The Air
The study, "No giants today: tracheal oxygen supply to the legs limits beetle size,'' will be presented Oct. 10 and 11 at Comparative Physiology 2006: Integrating Diversity.... More
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