ClimateWire: The world's energy-related carbon dioxide emissions stopped rising in 2014, even as the economy grew, according to early data released by the International Energy Agency (IEA). Researchers said the early numbers showing that CO2 emissions remained steady at 32.3 billion metric tons in 2014 -- marking the first time in 40 years that a dip in energy-sector emissions has not been linked to an economic downturn -- were encouraging. Others, though, cautioned that it remains unclear if the figures represent...