In February 2018, Donald Trump signed into law new tax credits that reward oil companies for capturing carbon dioxide and preventing it from entering the atmosphere – either by burying the gas underground or by pumping it into wells to boost production. These tax credits, which have bipartisan support, are encouraging for those who believe that trapping CO2 from the fossil fuel industry – though no substitute for deploying cleaner energy sources – could help combat runaway climate change while society remains reliant on oil, gas and coal.