The changes observed over the last several decades are likely mostly due to human activities, but we cannot rule out that some significant part of these changes is also a reflection of natural variability.
Highlighting the causes of climate change.
Share & report
More from John McCain
The Fiscal Year 2016 National Defense Authorization Act (NDAA) required the Air Force to maintain a minimum of 1,900 fighter aircraft, of which at least 1,100 would be combat coded.
The Air Force appears to be on the cusp of procuring a fleet of light attack aircraft to conduct operations against violent extremist organizations in a more fiscally sustainable way and to free up fighter aircraft to focus on training for…
The United States faces a new strategic reality in Europe. The first step in addressing it is to recognize the scope, scale, and seriousness of the challenges Russia presents to our national security and to the international order.
The 21CSC initiative has received bipartisan support in Congress from Senators John McCain (R-AZ) and Michael Bennet (D-CO)
Other voices in this conversation
