 In the absence of global dimming, however, the Earth might be two to three degrees warmer than it currently is, suggesting that a "tug-of-war" exists between greenhouse gases and particulates released by burning fossil fuels.
<meaning-changed>  In the absence of global dimming, however, the Earth might be two to three degrees warmer than it currently is, suggesting that a "tug-of-war" exists between greenhouse gases and particulates released by burning fossil fuels.
 In the absence of global dimming, however, the Earth might be 0.3 oC warmer than it currently is, suggesting that a "tug-of-war" exists between greenhouse gases and particulates released by burning fossil fuels.