Increasing global temperatures wrought by greenhouse gas emissions have boosted the number of dengue cases, new research shows.

Climate change is responsible for nearly a fifth of the record number of dengue cases worldwide this year, US researchers said on Saturday, seeking to shine a light on how rising temperatures help spread disease.

Dengue fever has spread at alarming rates this year. New research attributes nearly a fifth of the existing dengue burden to climate change.

Even before Donald Trump’s election, global climate action faced challenges. You’re reading an excerpt from the WorldView newsletter. Sign up to get the rest free, including news from around the globe and interesting ideas and opinions to know, sent to your inbox on Mondays, Wednesdays and Fridays.

With global temperature records being set with regularity and the consequences of climate change becoming increasingly apparent, the United States decided to abandon its leadership position on addressing global climate change by reelecting Donald Trump.

U.S. emissions could jump and the energy transition could take a major hit if the incoming Trump administration rolls back President Joe Biden’s climate policies, modelling analysis shows.