02/05/2016

How much noise is produced by wind turbines?

Wind energy is to have a major share in the future renewable energy mix. The Germany-wide TremAc project is aimed at improving the planning, development, and acceptance of wind power plants and at developing objective criteria ...

Using CO2 for heating and cooling in urban areas

Carbon dioxide is commonly used as an industrial liquid refrigerant but could also be effective in heating and cooling buildings in urban areas. A prototype developed by EPFL researchers shows the feasibility of this concept.

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