The United Nations’ annual climate conference continued Wednesday with brief speeches by nations big and small

For the third straight year, efforts to fight climate change haven't lowered projections for how hot the world is likely to get — even as countries gather for another round of talks to curb warming, according to an analysis Thursday.

World leaders converged Tuesday at the United Nations annual climate conference with plenty of big names and powerful countries noticeably absent. Past talks often had the star power of a soccer World Cup.