China on Thursday released a new five-year plan to reduce the carbon emissions of ?its economy, mainly by relying on its booming renewable sector to limit coal use and greenhouse gases, but some analysts viewed it as underwhelming.Under the plan, China aims to reduce its carbon intensity, or carbon emissions per unit of gross domestic product, by 17% from 2026 to 2030, not enough to meet its pledge under the Paris climate agreement of a 65% cut from 2005 to 2030, analysts said. The new plan did not, as international observers hoped it would, set a goal for total emissions…