we are dependent fuels sources of our being exhausted and therefore is especially urgent to develop not just renewable but to invest in increasing energy efficiency so
We are dependent on fossil fuels, sources of which are being exhausted, and therefore, it is especially urgent to develop not just renewable energy but to invest in increasing energy efficiency so that we can also mitigate the effects of climate change.
We are dependent fuels, sources of are being exhausted, and therefore, is especially urgent to develop not just renewable but to invest in increasing energy efficiency so that the effects of climate change.