Kathmandu, Dec. 4 -- Climate change has reached the "point of no return," warned UN Secretary-General Antonio Guterres ahead of the global climate conference, COP25, which started this week in Madrid, focused on implementing targets agreed in the Paris Agreement four years ago.

In 2015, governments committed to limit average global temperature rise to only 1.5oC above pre-industrial temperatures. This meant countries had to implement effective climate crisis solutions by the end of 2020, but that has not happened. In fact, some countries like the United States have pulled out of the Paris Agreement altogether, and other countries have not been ambitious enough. Norway, a leader in cutting emissions, continues to produce oil and gas. China ...