Disasters such as earthquakes, tsunamis, volcanoes, floods, oil spills and radioactive fallout cause massive death of people, pigs, bats and birds. These disasters also impact the immune health of survivors. All harbor viruses.

Disasters such as earthquakes, tsunamis, volcanoes, floods, oil spills and radioactive fallout cause massive death of people, pigs, bats and birds. These disasters also impact the immune health of survivors. All harbor viruses.