Bird flu redux
Bird flu has struck India again. This time at the Delhi Zoo. Officials have not yet been able to put a finger on what has caused the outbreak. The local migratory birds are suspected to carry the strains of H5N8 avian influenza. Bird flu outbreaks in the past in India in 2006 (Maharashtra), 2008 (West Bengal) and 2014 (Kerala) have also been blamed on wild birds. In the past, the United Nations has called for restoring natural wetlands, where these birds dwell, to prevent pandemics. Down To Earth reported this in Restore wetlands (1-15 May, 2006). the loss of natural wetlands compels wild species to join domestic species in farm ponds and paddy fields... Clearly, lessons have not been learnt.