According to a new study, heat pumps are not so efficient in extremely cold climates, only being suited for moderate climates. These provide cooling in summer and heating in winter. Researchers at Purdue University have recently developed a new type of heat pump that allows residents in cold climates to halve their heating bills, due to its high efficiency.

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Dr. Yong Shi, from Stevens Institute of Technology has released a paper called “1.6 V Nanogenerator for Mechanical Energy Harvesting Using PZT Nanofibers.” He uses piezoelectric nanowire- and nanofiber-based generators that can convert mechanical energy into electricity.

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Attendees of the 2010 Women In Green Forum will receive lifetime membership to the organization, and have free access to all upcoming forums.  The inaugural event is scheduled for September 1 and 2, 2010, at the Pasadena Convention Center.  Forum organizers want attendees to develop and feel part of a larger community, as opposed to just attending one event.  They are also hopeful that the offer will increase attendance in these uncertain economic times.

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