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An ecological threshold is the point at which there is an abrupt change in an ecosystem quality, property or phenomenon, or where small changes in an environmental driver produce large responses in the ecosystem. Analysis of thresholds is complicated by nonlinear dynamics and by multiple factor controls that operate at diverse spatial and temporal scales.(More)
To document the marketing and distribution of nano-enabled products into the commercial marketplace, the Woodrow Wilson International Center for Scholars and the Project on Emerging Nanotechnologies created the Nanotechnology Consumer Products Inventory (CPI) in 2005. The objective of this present work is to redevelop the CPI by leading a research effort to(More)
The opinions expressed in this report are those of the authors and do not necessarily reflect views of the Woodrow Wilson International Center for Scholars, The Pew Charitable Trusts, or the European Commission. The views expressed in this document do not engage or commit the European Commission in any way. Cover photos (clockwise from top left): Beamie(More)
The mission of the Joan Ganz Cooney Center at Sesame Workshop is to foster innovation in children's learning through digital media. The Center supports action research, encourages partnerships to connect child development experts and educators with interactive media and technology leaders, and mobilizes public and private investment in promising and proven(More)
WASHINGTON — The updated Nanotechnology Consumer Products Inventory now contains 1,628 consumer products that have been introduced to the market since 2005, representing a 24 percent increase since the last update in 2010. In addition to finding new products introduced to the market, the newly re-launched inventory seeks to address scientific uncertainty(More)
PRefaCe Scientists have only begun to investigate whether nanotechnology poses any threats to the environment and public health and, if so, what steps should be taken to mitigate them. But as formative as our understanding of nanotech-nology's risks might be, our understanding of how to communicate scientific evidence of those potential risks to the public(More)