During 2018, California experienced a much larger outbreak of typhus than previous years.1 Typhus is a bacteria that causes a variety of symptoms, including aches, fever, nausea, vomiting, and if left untreated serious organ damage. Additionally, other illnesses have begun to appear in the same or similar areas, such as typhoid.
Threats include:
Measles is a highly contagious disease and can cause pneumonia, encephalitis (swelling of the brain) and death. It spreads through the air when an infected person coughs or sneezes. If not immunized, 9 out of 10 people exposed to the infection will contract it.
Threats include:
On 26 March 2019, U.S. President Donald Trump signed an executive order instructing federal agencies to identify electromagnetic pulse (EMP) threats to the U.S. and develop strategies to ensure resilience from such threats.
White nationalist groups are majority white groups that generally believe their white identity should be the unifying factor against the perceived encroachment of minority groups in countries that encompass Western civilization.
Threats include:
The term “space weather” encompasses a variety of phenomena. Space weather, unlike terrestrial weather on Earth, is concerned with varying conditions in the magnetosphere, ionosphere, thermosphere, and exosphere. It observes and studies the fluctuations in the space environment between the sun and Earth.
The presence of foreign technologies (to include both hardware and software products) are widespread throughout the U.S. and the global economy. However, foreign government-owned firms (as well as those with government ties) remain a serious security concern.
In recent years, unmanned aircraft systems (UAS) have surged in popularity in the U.S. and abroad due to their wide appeal for recreational and commercial users. UAS, also commonly known as drones, encompass a variety of remotely piloted platforms with varying capabilities and intended uses.
