Good news in the global effort to reach net zero carbon emissions by 2050? we're not used to hearing that message. so perhaps all the more reason to seize on it when it arrives. the independent think—tank ember today estimates that clean energy accounted for almost 40% of globally generated electricity in 2022 — a record share. clean energy here is defined as things like wind, solar, hydro and nuclear — basically energy sources that don't create planet warming carbon emissions in the way that burning coal, oil and natural gas does. and wind and solar alone made up a record 12% of global ...