Commodities Trump-California rift widens as auto emissions talks fail Updated : February 21, 2019 09:20 AM IST As the 2020 election cycle heats up, the fight over automotive emissions promises to be a dividing line between Trump and Democrats. Scientists have linked rising fossil fuel emissions to higher temperatures. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.