this is why i think one of the most which needs to be is to increase energy efficiency of buildings and this be accomplished initiating to renovate equipment and by a more efficient
This is why I think that one of the most important things which needs to be done is to increase the energy efficiency of buildings, and this should be accomplished by initiating work to renovate existing equipment and by installing a more efficient common infrastructure in buildings and heating systems.
This is why I think one of the most which needs to be is to increase energy efficiency of buildings, and this be accomplished initiating to renovate equipment and by a more efficient common infrastructure in and systems.