On his first day back in office as United States president, Donald Trump gave formal notice of his nation's exit from the Paris Agreement—a vital global treaty seeking to rein in climate change.

Paris climate agreement is not the boogeyman that critics such as President Trump claim, but it hasn't kept the world from overheating, either. Here's a closer look.

Trump has signed executive orders to withdraw the U.S. from the World Health Organization and the Paris climate agreement since he took office.

Former New York Mayor Michael Bloomberg's philanthropy arm said on Thursday it will provide funding to help cover the U.S.

Climate funders say they will cover US climate obligations after Paris Agreement withdrawal ...

The FTSE 100 ( ^FTSE) and European stocks were muted on Thursday as consumer confidence in the British economy tumbled to a new low amid recession fears.