Advertisement The United Nations has issued a stark warning that new emissions reductions targets promised by world leaders in December are nowhere near enough to limit an increase in global warming to 1.5 degrees and meet the goals of the Paris Agreement. âTodayâs interim report from the UNFCCC is a red alert for our planet. It shows governments are nowhere close to the level of ambition needed,â said United Nations Secretary-General Antonio Guterres. The coal-fired Plant Scherer, one of the top carbon dioxide emitters in the US, stands in the distance in Juliette, Georgia. Credit:AP âIf this task was urgent before, itâs crucial now. This is a rare moment that cannot be lost. As we rebuild, we cannot revert to the old normal. The NDCs must reflect this reality, and major emitters, especially G20 nations, must lead the way.â