US power companies are showing little interest in carbon capture and storage ( CCS ) because of high costs and uncertain demand , despite related carbon credits being raised by the US Congress from $ 10 per tonne of carbon dioxide to $ 35 / tonne . A survey of the US ' ten biggest power companies found eight had no plans to buy CCS equipment , while two declined to comment . “Carbon capture is definitely interesting, it just hasn’t made economic sense just yet,” said Spencer Hall, a spokesman for Rocky Mountain Power. Utilities said it was uncertain when CCS technology would cover costs .
US power companies are showing little interest in carbon capture and storage ( CCS ) because of high costs and uncertain demand , despite related carbon credits being raised by the US Congress from $ 10 per tonne of carbon dioxide to $ 35 / tonne . A survey of the US ' ten biggest power companies found eight had no plans to buy CCS equipment , while two declined to comment . Utilities said it was uncertain when CCS technology would cover costs .