While much of Western Canada, northern Ontario and Newfoundland burn this summer, there's a growing debate about whether ...

On the federal level, climate change was first acknowledged as a national security threat by President George W. Bush in August 1991, and the U.S. national security community first listed the ...

The effects of climate change disrupt social, economic, political and environmental development, hence the link to national security. Interior CS Dr Fred Matiang’i, while addressing the seventh ...

From responding to weather disasters to rising competition in the fast-warming Arctic, militaries are exposed to climate change and cannot let it become a strategic "blind spot", security experts say.

Major reports about how climate change affects the US are removed from websites Legally mandated U.S. national climate assessments seem to have disappeared the federal websites built to display them ...

A version of this article appears in print on June 1, 2025, Section A, Page 14 of the New York edition with the headline: Court Debates Whether a Climate Lawsuit Threatens National Security.