The current state of e-wastes is that ________

A) only because of the actions of charitable organizations, the recycling rate is 5%
B) although recycling has improved, the majority of e-wastes are still being landfilled and incinerated
C) the recycling rate has dropped significantly between 1999 and 2010
D) because the EPA has classified e-wastes as toxic, more than 95% are being recycled
E) by EPA mandate, all metals in electronics have been replaced by biodegradable materials


B

Environmental & Atmospheric Sciences

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Energy is lost as it moves from one trophic level to the next because

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In developed countries, the two most deadly sources of indoor pollution are ________

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