Mattis Meets With German Defense Minister at Pentagon > U.S. Department of Defense > Defense Department News
![Mattis Jayme VAN DALUM | UiT The Arctic University of Norway, Tromsø | Department of Arctic and Marine Biology Mattis Jayme VAN DALUM | UiT The Arctic University of Norway, Tromsø | Department of Arctic and Marine Biology](https://i1.rgstatic.net/ii/profile.image/844356625920002-1578321715660_Q512/Mattis-Jayme-Van-Dalum.jpg)
Mattis Jayme VAN DALUM | UiT The Arctic University of Norway, Tromsø | Department of Arctic and Marine Biology
![Mattis VAN DEN BERGH | PhD | Tilburg University, Tilburg | UVT | Department of Methodology and Statistics Mattis VAN DEN BERGH | PhD | Tilburg University, Tilburg | UVT | Department of Methodology and Statistics](https://i1.rgstatic.net/ii/profile.image/713800831475713-1547194788189_Q512/Mattis-Van-Den-Bergh.jpg)
Mattis VAN DEN BERGH | PhD | Tilburg University, Tilburg | UVT | Department of Methodology and Statistics
![US Defence Secretary James Mattis says climate change is already destabilising the world | The Independent | The Independent US Defence Secretary James Mattis says climate change is already destabilising the world | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2017/02/16/18/james-mattis.jpg?width=1200)
US Defence Secretary James Mattis says climate change is already destabilising the world | The Independent | The Independent
![NEWS & COMMENTARY: retired USMC General Officers Mattis, Bedard, Hjelik & Van Riper to headline podcast series entitled “On Discipline” | All Marine Radio NEWS & COMMENTARY: retired USMC General Officers Mattis, Bedard, Hjelik & Van Riper to headline podcast series entitled “On Discipline” | All Marine Radio](https://allmarineradio.com/wp-content/uploads/2019/05/20190507aaa.png)