THE world risked future pandemics if it suffered "amnesia" and did not learn from the current coronavirus crisis, a World Health Organization's top emergency expert has warned. "I have seen the amnesia that seems to descend upon the world after a traumatic event, and that's understandable," Mike Ryan told a briefing in Geneva. "But if we do this again like we did after SARS, like we did after H5N1, like we did after H1N1 pandemic, if we continue to ignore the realities of what emerging and dangerous pathogens can do to our civilization, then we are likely to experience the…