Host Brazil will preside and set the agenda. For the talks to be a success, world leaders need to beef up efforts and money for adapting to climate change and fund billion-dollar efforts to prevent deforestation and land degradation, said Suely Vaz, who used to run Brazil’s environment agency.

The world has failed to meet its main climate change target and will likely breach this threshold in the next decade, the United Nations’ Environment Programme said Tuesday.

Ahead of the United Nations' annual climate conference, two U.S. Catholic bishops and the leader of a top Catholic aid agency are calling for urgent, long-term action to safeguard both creation and humanity.

The United Nations Environmental Programme warned that an overshoot of the 1.5-degree-Celsius warming limit is all but inevitable over the next decade.

The findings underscore the task at hand for nations as they prepare for COP30 climate negotiations that begin Nov. 10 in Brazil. The U.N. report showed nations are on a path that would bake in long-term changes to the planet such as more deadly heat waves, runaway sea-level rise, and likelier extreme events like wildfires and droughts.

California Gov. Newsom will travel to Brazil next week to participate in the 30th United Nations Climate Change Conference, his office said.

The leaders are calling on world leaders to act to implement the Paris Agreement, a 2015 international treaty to limit global warming that ‘protects God’s creation and people.’

A Weill Cornell Medicine investigator and other members of a technical advisory group to the World Health Organization and United Nations Children's Fund have outlined measures that nations can take to ensure that children's health is accounted for within climate change goals.

Bill Gates, in a talk at Caltech on Monday night, defended his stance on shifting funds away from climate change mitigation and toward global human health efforts.

Large majorities in nine middle-income countries say global climate change is affecting their community. About half or more in Argentina, Brazil and Mexico see a great deal of impact.

The annual U.N. report card finds that, overall, countries are still far off-track from their stated goals to limit global warming.