President Trump’s decision to withdraw the U.S. from the UN Framework Convention on Climate Change (UNFCCC) was long overdue.

Unless host nations run climate summits in a way that accounts for the new geopolitical reality, what's agreed at COPs won't ...

In last week’s CCW I discussed why I thought no true progress in the effort to halt climate change will result from any agreement(s) ultimately produced at COP 30 in Belem, Brazil. I also described ...

Every autumn, news feeds get flooded with stories about climate change. That's because around this time each year, global leaders gather to discuss collective efforts to limit our emissions of ...

The UN climate summit in Belém concluded with delegates agreeing to a series of measures aimed at accelerating climate action, but the outcomes fell short of what many scientists and vulnerable ...

Websites produced for COP conferences emit up to 10 times more carbon than average internet pages, according to a new study. As this year's United Nations climate summit kicks off in Brazil, ...

In 1992, countries around the globe agreed on an international treaty, the United Nations Framework Convention on Climate ...

This week, I have been participating in the 30th Conference of the Parties (COP30) to the United Nations Framework Convention on Climate Change (FCCC) here in Belem, Brazil. This is a toughened, ...

Three decades of COPs and we’re still asking the same question: has any of this actually changed the world, or are we just adding more hot air in the environment? COP30 arrives with a familiar sense ...

Trillions of dollars spent to fight climate change are being wasted worrying about meaningless, metric: global mean surface ...

Readers react to a collection of Ideas essays on whether we'll ever succeed at our goal to limit global warming.