outbreaks of disease

Scientists think caution should be taken before bringing alien specimens to Earth because they may contain pathogens.

The tropical predator microbial disease discovered at IS strongholds may have spread to Europe after raging in the Middle East, experts warned.

The environment is often seriously polluted by sewage from sewers, sanitation facilities dissolved in water. This is the cause of some outbreaks.

According to a study by the United Nations Children's Fund (UNICEF), released on November 26, climate warming could increase the risk of a recurrence of malaria in South Africa and