By Susanna Twidale LONDON (Reuters) – Global energy-related emissions of carbon dioxide rose to their highest ever level in 2021 as economies recovered from the coronavirus pandemic and coal use increased, the International Energy Agency (IEA) said on Tuesday. Global emissions from energy rose 6% in 2021 to a record 36.3 billion tonnes, IEA analysis showed. “The recovery of energy demand in 2021 was compounded by adverse weather and energy market conditions – notably the spikes in natural gas prices – which led to more coal being burned despite renewable power generation registering its larges…