News tagged with poll

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Survey: Ask permission to use newborn data, parents say

More than three-quarters of parents would be willing to permit the use of their children's newborn screening samples for research purposes if their permission were obtained beforehand, a University of Michigan survey shows.

Jul 15, 2009
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Pollution is the introduction of contaminants into a natural environment that causes instability, disorder, harm or discomfort to the ecosystem i.e. physical systems or living organisms. Pollution can take the form of chemical substances or energy, such as noise, heat or light. Pollutants, the elements of pollution, can be either foreign substances/energies or naturally occurring contaminants. Pollution is often classed as point source or nonpoint source pollution. The Blacksmith Institute issues an annual list of the world's worst polluted places. In the 2007 issues the ten top nominees are located in Azerbaijan, China, India, Peru, Russia, Ukraine and Zambia.

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