Samuel J Spiegel

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In the past, human activities often resulted in mercury releases to the biosphere with little consideration of undesirable consequences for the health of humans and wildlife. This paper outlines the pathways through which humans and wildlife are exposed to mercury. Fish consumption is the major route of exposure to methylmercury. Humans can also receive(More)
The health and environmental impacts of artisanal gold mining are of growing concern in Munhena, Mozambique, where more than 12,000 people are involved in such activities. Gold is extracted using mercury amalgamation, posing a considerable threat to human and environmental health. A pilot project ascertained the feasibility of reducing mercury use and(More)
Mercury is a potent neurotoxin that is used by poverty-driven miners to extract gold in more than 50 countries. This article examines efforts of the United Nations to address occupational health and environmental justice amid these challenges, focusing on a 3-year campaign in one of the fastest-growing mining communities in Tanzania. By providing an(More)
SIR — As a recent policy adviser to the United Nations in a programme intended to address environmental threats in the Amazon, I would caution readers of your Special Report 'Brazil goes to war against logging' (Nature 452, 134–135; 2008). Although this analysis of Brazil's " military-style crackdown on deforestation " is valuable, it perpetuates some(More)