Biome Homework Help
Toxins in the Food Chain


Environmental Impacts

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Environmental Impacts, Pesticide Action Network, "When chemicals that are designed to kill are introduced into delicately balanced ecosystems, they can set damage in motion that reverberates throu READ MORE

Pesticides spark broad biodiversity loss

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Pesticides spark broad biodiversity loss, By Sharon Oosthoek, 17 June 2013, Nature Magazine, "Agricultural chemicals affect invertebrates in streams and soil, even at 'safe' levels." Visit the w READ MORE

Pesticides Decimate Biodiversity

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Pesticides Decimate Biodiversity, By Chris Palmer, June 19, 2013, The Scientist Magazine, "Agricultural pesticides, even when used at levels considered safe, can cause devastating losses of inve READ MORE

Pesticides Significantly Reduce Biodiversity in Aquatic Environments

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Pesticides Significantly Reduce Biodiversity in Aquatic Environments, June 17, 2013, Science Daily, "The pesticides, many of which are currently used in Europe and Australia, are responsible for READ MORE

How Bioaccumulation and Biomagnification of Pollutants is Affecting Our Food Sup...

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How Bioaccumulation and Biomagnification of Pollutants is Affecting Our Food Supply, By CWanamaker, Very good explanation and graphic explaining how toxins enter the food chain, resulting in bioac READ MORE


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Biomagnification, NOAA.gov, Along with good information on toxins and how they get into the food chain, there is an interactive activity you can check out. READ MORE

Mercury In River Moves Into Terrestrial Food Chain Through Spiders Fed To Baby B...

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Mercury In River Moves Into Terrestrial Food Chain Through Spiders Fed To Baby Birds, April 20, 2008, Science Daily, "Songbirds feeding near the contaminated South River are showing high levels o READ MORE

Biomagnification: how DDT becomes concentrated as it passes through a food chain

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Biomagnification: how DDT becomes concentrated as it passes through a food chain, John W. Kimball, Kimball's Biology Pages, The illustration on this page "shows how DDT becomes concentrated in th READ MORE


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Biomagnification.jpg Bay of Fundy Ecosystem Partnership Good image that shows how the level of PCB's increase in tissue levels of organisms in the marine food chain. READ MORE

What Is Biological Magnification?

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What Is Biological Magnification?, Written by Daniel Liden, Wisegeek.com, "Biological magnification, also known as biomagnification or bioamplification, explains why a substance appears in higher READ MORE

Food Webs - Real-life applications

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Food Webs - Real-life applications, ScienceClarified.com, An article on keystone species, indicator species, indicating toxins, bioaccumulation, biomagnification, and more. READ MORE

What are Biomagnified Pollutants?

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What are Biomagnified Pollutants?, Written by S.E. Smith, WiseGeek.com, "Biomagnified pollutants are pollutants which become more concentrated as they move up the food chain, becoming much more i READ MORE


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Biomagnification Wikipedia.org Biomagnification, also known as bioamplification or biological magnification, is the increase in concentration of a substance, such as the pesticide DDT, that occu READ MORE


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Bioaccumulation Wikipedia.org Bioaccumulation refers to the accumulation of substances, such as pesticides, or other organic chemicals in an organism. Visit the website for the article. READ MORE
Biomagnification is the increased concentration of substances like pesticides that occur in a food chain.
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