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Buildings account for 40% of total energy consumption in the European Union and the sector is expanding. Therefore, reduction of its energy consumption (by 20% by 2020) and the use of energy from renewable sources constitute important measures needed to reduce EU energy dependency and greenhouse gas emissions. A significant number of buildings must become energy positive integrating renewable ener ...

"In order to control the calving interval, and therefore to optimise milk production and maximise offspring in dairy cattle, artificial insemination (AI) is widely used. Currently, the conception rate of AI varies from 30% to 70%, the most critical aspect of successful conception being the timing of the insemination. Highest conception rates are achieved when the insemination is done 8 to 12 hours ...