Euro Markets: Carbon plummets amid early risk-off sentiment and extends losses while gas rallies

European carbon prices plunged the most in ten months on Monday, falling by as much as 3.6% in the first 30 minutes of trading as milder weather forecasts triggered an initial gap lower in natural gas - which was later recovered - while sentiment also took a hit after the US government announced it will impose tariffs on selected European countries until Greenland is ceded to the United States.