Heat alert thresholds differ by country. In Finland, warnings are triggered when highs reach 27 degrees or daily averages exceed 20 degrees. In Sweden, yellow alerts are issued if temperatures are ...

Cities including Zhengzhou in Henan province and Xi'an in Shaanxi province are facing six days of scorching heat, with ...

Efforts to clean up air pollution in China and across East Asia may have inadvertently contributed to a spike in global warming, a new study has found. The decline in aerosol emissions — which can ...