More than 190 nations have agreed on a plan to limit climate change, ending a decadeslong search for an accord requiring the world’s economies to regulate the emission of gases  are causing the earth to warm.Governments have pledged to limit the world’s warming from the dawn of the industrial era to “well below” 2 degrees Celsius (3.6 degrees Fahrenheit) and to “pursue efforts” to limit warming to 1.5 degrees.WSJ

“The agreement is not perfect, and there are some areas in need of improvement.” But he added, “This does not prevent us from marching forward with this historic step The deal “fair and just, comprehensive and balanced, highly ambitious, enduring and effective.”Xie Zhenhua, the senior Chinese climate change negotiator
“Before his international partners pop the champagne, they should remember that this is an unattainable deal based on a domestic energy plan that is likely illegal, that half the states have sued to halt, and that Congress has already voted to reject.”Mitch McConnell, the Republican leader